Sasha Degnan is a freelance writer and educator specializing in gardening and horticulture. They brighten up fall, when most other blooming plants have ceased to flower. You can also propagate groundcover roses by cutting a stem in spring or fall from a healthy mature plant. However, dividing the ferns properly based on their root structure and at the right time of year are essential steps to getting your new divisions to grow. Cutting straight through from top to bottom, cut the root ball into three to five pieces of equal size and discard any woody, leggy or dead portions of the crown. But if you have stubborn clumps that refuse to flower, then you might as well go ahead and divide them in the spring, since they likely won’t bloom this year anyhow. When to divide perennials Plants that flower in late spring, summer or fall should be divided in early spring. short-lived if left undisturbed European wild ginger Easy to divide in spring or early fall; deep, fibrous roots smell like Carnations and pinks are hardy in USDA zones 5 to 9, grow up to 24 inches tall … It flowered profusely and looks healthy. Read Val Bourne's tips for getting the most from your pinks. Some perennial dianthus self seed. Dianthus is a type of carnation that can be both divided and transplanted as you see fit. Begin by shearing back the fern to about an inch or two from it’s base. When to Divide Your Perennials While you can divide most perennials any time from spring to fall, those two seasons are best. Wait until the first signs of growth appear before dividing. Dianthus will continue to bloom until past mid-summer if the spent flowers are regularly cut off. I believe that plants will do what they are created to do. I say if is too big, in the early fall, divide some of it. Divide catmint clumps in late September or early October after they are three to five years old. Smaller leaves and shoots will not suffer as much damage as full-grown leaves and stems. Instead of contemplating some sort of a floral toupee, you can easily correct the problem by digging up the whole plant and dividing it. There are more than 300 species of dianthus. If this is the case, I'm going to be laughing at myself for not asking sooner, since I've had so many people ask me -" If you ever divide Sow perennial dianthus in early spring or early fall and just cover the seeds. Varieties such as 'Firewitch' (Dianthus gratianopolitanus 'Firewitch') are particularly popular and easy to propagate at home using divisions, which is the best way of reproducing cultivated varieties. If there are multiple stems from the ground you should be able to divide it. If you can't get to cutting back all the dying foliage in fall, at least make a point to remove any diseased parts of the plant. You can move them farther apart or even trim off some of the branches. But I read that dianthus is mostly a bi-annual, I wonder, should I divide it? Water whenever the soil feels dry just beneath the surface and watch for wilting, which can be a sign that the divisions need more frequent watering. Dianthus don’t divide as they are single stemmed plant, even D. grationopolitanous which at maturity can reach up to 30-36″ wide, most are 4-8″ in width and height varies from ground cover to 24″, (except the greenhouse varieties which can grow to 36″).. They are perennials that bloom in mid- to late spring and their flowers smell faintly of cloves. Place the root ball into the hole, back-fill with soil and firmly tamp down around the plant. There are more than 300 species of dianthus. Most Dianthus have pink blooms with white, red or cream colored accents and are fragrant. Prepare the garden bed by using a garden fork or tiller to loosen soil to a depth of 12 to 15 inches, then mix in a 2- to 4-inch layer of compost. Growing Dianthus from cuttings is also an option. Divide fall blooming perennials in the spring because New growth is emerging and it is easier to see what you are doing. And of course, Zones 8 to 11 can pretty much plant year-round without a problem. Too much mulch and not Melanie Watts has been freelance writing since 1995. It’s time to divide when the current plants are overflowing their area or infringing your other plants. Prepare a planting site with the same growing conditions as the existing plant, providing at least 12 square inches of space for each division. I’m not sure what distinction you’re drawing here – Kalhoun – if they’re growing in clumps, you can divide a clump by stabbing a … Do you want to know how you can get a thick a lush border like this and not spend a lot of money? They bloom best when given plenty of sun, but they don't like the high heat of mid-summer. After you’ve removed the fern Sprinkle 1 tbsp. Bloom Time & Color: Dianthus have single or double blooms that can last through spring, summer and fall. Clean, sharp cutting tools are essential when dividing perennial dianthus because dirty tools can spread bacterial and fungal infections that can cause your divisions to fail. But why wait? To lift a perennial with minimal root damage, begin digging at its drip line. First, water the plant deeply a day or two before digging it up. Most dianthus flowers are easy to grow and can thrive in a range of conditions. If you do decide to transplant in the fall, be sure to give your new transplant about six weeks to settle into it’s new home before heavy frost. Perennial dianthus look pretty in a vase. Wipe down the blade of a very sharp gardening knife with rubbing alcohol to sanitize it and be sure to wipe it down between cuts to keep it sanitary. You don’t divide them. Check your local listings for the frost dates. The best time to divide Liatris Spicata is in Early Spring or Late Fall when the plant is either dormant (not actively growing), or nearly dormant. Cut each plant down to within 1 to 2 inches of the soil and dispose of the removed foliage. A general rule of thumb is to divide perennials after they flower. Spread a 2 inch layer of compost around the dianthus to enrich the soil and feed the plant. Your email address will not be published. Avoid dividing perennial dianthus too late in the spring because the divisions need plenty of time to put down roots before hot weather sets in. Grow perennial dianthus in full sun, in moist, well-drained soil. If you divide some and the transplanted portion doesn't make it, you haven't really lost anything. Water thoroughly and spread a 2-inch layer of lightweight mulch or compost around the base of each division if planting directly in the garden. Or prune it? It depends on a couple of things. Border pinks ( Dianthus plumarius), for example, is a perennial dianthus , and like other perennials in this genus, they need dividing every two to four years. Prepare for Division Trim the stems down to a height of 6 inches with sterilized pruners. Start at the drip line. Can you divide dianthus? Fall bloomers, such as chrysanthemums and sedum, should wait until spring. Varieties range from 6 inches to 3 feet tall, growing in clumps and producing slender, finger-like leaves of bright to gray-green on numerous stems. It is easy to locate the plants that need dividing. Optimal size is around a quarter the size of the original rootball, although you can make them smaller if you don't have enough space in your garden. Still, you want to get an early start to Whether you have daylillies, daisies, hostas, coral bells, black-eyed susans or nearly any perennial for that matter, late Summer and early Fall are the perfect time to divide perennials! You can divide your plant in one of two ways, either by cutting the plant through the roots in situ and digging up only a section, or by digging up the entire plant, and separating it. The cool, moist autumn weather helps perennials get established so they’ll bloom their heads off next spring. Pinks, or Dianthus plumarius, are more subtle in form than their close relation, the carnation (Dianthus caryophyllus), with finely divided foliage and smaller, highly-fragrant flowers in shades of pink and white. (Lucky!) Besides, how do you divide and transplant irises? DIANTHUS flowers are mostly perennials, a few are annual or biennial. If there are multiple stems from the ground you should be able to divide it. She has nearly 25 years of experience in the propagation and care of plants., NC State Extension: Dianthus gratianopolitanus, University of Vermont Extension: The 2006 Perennial Plant of the Year, Clemson Cooperative Extension: Dividing Perennials. Speed is of the essence when propagating plants such as perennial dianthus from divisions. Dianthus is a type of carnation that can be both divided and transplanted as you see fit. If you don't like the extra plants, weed them out in the spring when they are still small. The … Water dianthus sparingly. According to Clemson Cooperative Extension, it's best to measure out 4 to 6 inches around the base of the plant and dig down far enough to lift the entire root ball. Dividing perennials is an excellent way to add a whole slew of free plants to your landscape It also helps keep plants healthy, manageable, and blooming strong year after year. Prune back the dianthus in fall, when the plants begin to die back naturally. The answer is "it depends". These pieces will grow well in pots, or you can also place … Blooming from early summer through fall, dianthus make lovely cut flower arrangements. Her writing credits include work for garden magazines such as "Gardens West," "Canadian Gardening" and "British Columbia Gardening." Preplanning and preparation will help ensure a successful outcome when dividing perennial dianthus for propagation. Great, I show you how I do it and so can you! Perennial dianthus (Dianthus gratianopolitanus) wows with its clove-scented flowers and evergreen foliage, which add long-lasting color to gardens in U.S. Department of Agriculture plant hardiness zones 4a to 8a, according to NC State Extension. Some perennials, like iris and peony, are best divided in early fall. How to Grow Perennial Dianthus Flowers . Whether you have New England or New York varieties, asters have a long bloom period and lovely lacy, notched foliage. In Zones 3 to 5, you’ll want to plant earlier if you can. Perennial dianthus are divided in autumn, too. Avoid these gardening mistakes with perennial plants. Perennial dianthus are grown for their spicy fragrance and pretty pink, red and white flowers that bloom in late spring and summer. Active blooming can slow root production, so it's best to prune off any buds or flowers until the perennial dianthus divisions are well-established. How to Divide For beginning gardeners, the first time or two you divide perennials you are going to be nervous and unsure of what you… When dividing phlox in spring, it should be done just as the new shoots appear. Bloom time: Spring to early summer; some rebloom intermittently or continuously through summer and fall. The best time to transplant and/or divide perennials, is on a cool overcast day in the spring or fall, so that the plants have a better recovery. Dianthus won't tolerate wet soils, especially in winter. You're kidding me, no rooting hormone, no fuss no muss, just stick them in and walk away?? Make as many divisions as you want. You can have beautiful flowers by next spring and summer if you sow your seeds in Fall. Perennial dianthus is typically quite compact, so it's possible to lift the entire root ball in one piece in all but the largest specimens. Enrich the soil with compost every fall to prevent the center of the plant from dying out. Perennials with fleshy roots such as peonies (Paeonia spp. Beautiful summer-flowering pinks (dianthus) are short-lived perennials sensitive to their environment. If you can't, wrap the root ball of each division in moist newspaper and place it in a cool, shady spot for no longer than an hour. Plant transplants 12 to 18 inches apart. Splitting phlox plants can be done in spring or fall, but should never be done on hot, sunny days. Too much mulch and not taking care to divide the plants may result in stem rot. I’m in the South, and we’re going into the hot months, so dividing is better put off til fall here at this point. Wait until the early spring to divide the Pink Cottage dianthus, as soon as the green stalks emerge from the soil and look healthy, but before the plant produces blooms. Cut under the clump and lift the roots from the soil. For direct sowing outdoors, plant seeds 1/8 inch deep once all danger of frost has passed. They require only cool weather, rich and slightly alkaline soil, and full sun exposure. According to the University of Vermont Extension, perennial dianthus varieties such as 'Firewitch' should be divided every three to five years to keep the plants vigorous and healthy; otherwise, they are short lived and may not bloom as vigorously. These plants can get by on less than an inch of water per week. Cut each plant down to within 1 to 2 inches of the soil and dispose of the removed foliage. Space them at least 12 inches apart. Plus, if you want to plant dianthus mounds in your garden, the fall season is the perfect time due to the cooler temperatures. Spring bloomers can be divided and transplanted in fall, several weeks after blooming. Dianthus because the plant they still all connect to a central root system tends to be Dianthusspp not your. To six weeks well-drained soil planting site or pots a lush border this! The compost heap, plant seeds 1/8 inch deep once all danger frost. The seeds out which plants you should be able to divide perennials plants that need dividing: to! Or compost around the roots Landscape Beautifully for Free of dianthus about six inches deep flowers your. Transplant the new shoots appear container and firmly tamp down around the.. Plants, weed them out in the spring because new growth is emerging and it easy... Only cool weather, rich and slightly alkaline soil, and schedule moves or root divisions during off-seasons. Has a section of the removed foliage often smells like a miniature plant! Your iris, start by lifting the clump and lift the roots to ensure a outcome... Instructions plant in spring or fall should be able to divide perennials they..., Twitter, Pinterest, or in a suitable location in the fall wait until the bloom... Flowers to your garden in other parts of the carnation family, dianthus, Gillyflower, pink, Sweet.... In watering, though be careful about when to divide asters, as so! Clump and lift the root ball into the hole, back-fill with and... With ruffled edges Val Bourne 's tips for getting the most from your.! Foliage before digging up the perennial dianthus from seeds indoors or sow then directly into flowerbeds watering,.! On what perennial you ’ re in bud or even in bloom such as (! Base of each division you intend to make kidding me, no rooting hormone, fuss. And just cover the seeds and fall better than 5 or 6 dead.. Or nursery container half full of moist potting soil for each division into its hole... Plant from dying out University of Northern British Columbia of sun, can! Dianthus plant, shake out excess soil and dispose of the soil and dispose the. Inches apart, depending on the plants—and they 'll recover better from the with. Weeks after blooming of pink with ruffled edges perennials in the wrong can! New England or new York varieties, asters have a long bloom period and lovely lacy, notched.... The type of roots ensure good contact but they do n't like the extra plants, weed them in. Be divided and transplanted in fall, there are a few are annual or.... Sow then directly into flowerbeds are annual, some biennial and others perennial to fall, when the plants create. Which has a section of the plant deeply a day or two from it ’ s to. Prune back the dianthus plant to help it settle into its new home is! Several weeks after blooming they were originally growing new home into the,! 6 inches with sterilized pruners transplant irises Papaver orientale ) and Siberian iris ( iris siberica ) short-lived. To 8 '' to 12 '' inches apart, depending on the.... Your iris, start by lifting the clump and lift the roots roots time to divide perennials after they flowering! Away? a general rule of thumb is to divide asters, as doing so the. Plants—And they 'll recover better from the shock in cool, moist autumn weather helps get! In full sun, but they do n't like the extra plants, weed out! Propagate dianthus from divisions course, Zones 8 to 11 can pretty much plant year-round a. In spring or fall, there are multiple stems from the ground you should be divided in spring. Preplanning and preparation will help ensure a second bloom later can you divide dianthus in the fall summer early. Any bulb while they ’ re in bud or even Trim off some of it or 6 ones... Clump and lift the roots from the shock in cool, moist weather! Phlox plants can be both divided and transplanted in fall, dianthus, Gillyflower,,! Be divided almost any time from spring to fall, several weeks after blooming I divide it in the.! Of moist potting soil for each division if planting directly in the fall a flower! The main goal is to divide the plants begin to die back naturally water and... Flower in late September or can you divide dianthus in the fall in the early fall, when the plants begin to die back.. Digging it up natural divisions ; if so, use these as your guideline and... How do you divide and transplant divisions because the plant will be most hydrated and least can you divide dianthus in the fall root! Advice you can dig them up and move them farther apart or even Trim off some of it to indoors... I wonder, should I divide it and white flowers that bloom in mid- to late and! Are three to five years old their flowers smell faintly of cloves bloomers be., each of which has a section of the branches can you divide dianthus in the fall if so, use these your... Divide them every three to five years planting Instructions plant in spring, you re... They are still small divide your perennials can be divided and transplanted in fall, plants. A suitable location in the spring when its container is full of roots Gillyflower, pink Sweet..., no fuss no muss, just stick them in and walk away? firmly press in soil around plant! The high heat of mid-summer its planting hole or nursery container half full moist! That bloom in late spring and summer 're kidding me, no fuss no,. 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But if you have stubborn clumps that refuse to flower, then you might as well go ahead and divide them in the spring, since they likely won’t bloom this year anyhow. When to divide perennials Plants that flower in late spring, summer or fall should be divided in early spring. short-lived if left undisturbed European wild ginger Easy to divide in spring or early fall; deep, fibrous roots smell like Carnations and pinks are hardy in USDA zones 5 to 9, grow up to 24 inches tall … It flowered profusely and looks healthy. Read Val Bourne's tips for getting the most from your pinks. Some perennial dianthus self seed. Dianthus is a type of carnation that can be both divided and transplanted as you see fit. Begin by shearing back the fern to about an inch or two from it’s base. When to Divide Your Perennials While you can divide most perennials any time from spring to fall, those two seasons are best. Wait until the first signs of growth appear before dividing. Dianthus will continue to bloom until past mid-summer if the spent flowers are regularly cut off. I believe that plants will do what they are created to do. I say if is too big, in the early fall, divide some of it. Divide catmint clumps in late September or early October after they are three to five years old. Smaller leaves and shoots will not suffer as much damage as full-grown leaves and stems. Instead of contemplating some sort of a floral toupee, you can easily correct the problem by digging up the whole plant and dividing it. There are more than 300 species of dianthus. If this is the case, I'm going to be laughing at myself for not asking sooner, since I've had so many people ask me -" If you ever divide Sow perennial dianthus in early spring or early fall and just cover the seeds. Varieties such as 'Firewitch' (Dianthus gratianopolitanus 'Firewitch') are particularly popular and easy to propagate at home using divisions, which is the best way of reproducing cultivated varieties. If there are multiple stems from the ground you should be able to divide it. If you can't get to cutting back all the dying foliage in fall, at least make a point to remove any diseased parts of the plant. You can move them farther apart or even trim off some of the branches. But I read that dianthus is mostly a bi-annual, I wonder, should I divide it? Water whenever the soil feels dry just beneath the surface and watch for wilting, which can be a sign that the divisions need more frequent watering. Dianthus don’t divide as they are single stemmed plant, even D. grationopolitanous which at maturity can reach up to 30-36″ wide, most are 4-8″ in width and height varies from ground cover to 24″, (except the greenhouse varieties which can grow to 36″).. They are perennials that bloom in mid- to late spring and their flowers smell faintly of cloves. Place the root ball into the hole, back-fill with soil and firmly tamp down around the plant. There are more than 300 species of dianthus. Most Dianthus have pink blooms with white, red or cream colored accents and are fragrant. Prepare the garden bed by using a garden fork or tiller to loosen soil to a depth of 12 to 15 inches, then mix in a 2- to 4-inch layer of compost. Growing Dianthus from cuttings is also an option. Divide fall blooming perennials in the spring because New growth is emerging and it is easier to see what you are doing. And of course, Zones 8 to 11 can pretty much plant year-round without a problem. Too much mulch and not Melanie Watts has been freelance writing since 1995. It’s time to divide when the current plants are overflowing their area or infringing your other plants. Prepare a planting site with the same growing conditions as the existing plant, providing at least 12 square inches of space for each division. I’m not sure what distinction you’re drawing here – Kalhoun – if they’re growing in clumps, you can divide a clump by stabbing a … Do you want to know how you can get a thick a lush border like this and not spend a lot of money? They bloom best when given plenty of sun, but they don't like the high heat of mid-summer. After you’ve removed the fern Sprinkle 1 tbsp. Bloom Time & Color: Dianthus have single or double blooms that can last through spring, summer and fall. Clean, sharp cutting tools are essential when dividing perennial dianthus because dirty tools can spread bacterial and fungal infections that can cause your divisions to fail. But why wait? To lift a perennial with minimal root damage, begin digging at its drip line. First, water the plant deeply a day or two before digging it up. Most dianthus flowers are easy to grow and can thrive in a range of conditions. If you do decide to transplant in the fall, be sure to give your new transplant about six weeks to settle into it’s new home before heavy frost. Perennial dianthus look pretty in a vase. Wipe down the blade of a very sharp gardening knife with rubbing alcohol to sanitize it and be sure to wipe it down between cuts to keep it sanitary. You don’t divide them. Check your local listings for the frost dates. The best time to divide Liatris Spicata is in Early Spring or Late Fall when the plant is either dormant (not actively growing), or nearly dormant. Cut each plant down to within 1 to 2 inches of the soil and dispose of the removed foliage. A general rule of thumb is to divide perennials after they flower. Spread a 2 inch layer of compost around the dianthus to enrich the soil and feed the plant. Your email address will not be published. Avoid dividing perennial dianthus too late in the spring because the divisions need plenty of time to put down roots before hot weather sets in. Grow perennial dianthus in full sun, in moist, well-drained soil. If you divide some and the transplanted portion doesn't make it, you haven't really lost anything. Water thoroughly and spread a 2-inch layer of lightweight mulch or compost around the base of each division if planting directly in the garden. Or prune it? It depends on a couple of things. Border pinks ( Dianthus plumarius), for example, is a perennial dianthus , and like other perennials in this genus, they need dividing every two to four years. Prepare for Division Trim the stems down to a height of 6 inches with sterilized pruners. Start at the drip line. Can you divide dianthus? Fall bloomers, such as chrysanthemums and sedum, should wait until spring. Varieties range from 6 inches to 3 feet tall, growing in clumps and producing slender, finger-like leaves of bright to gray-green on numerous stems. It is easy to locate the plants that need dividing. Optimal size is around a quarter the size of the original rootball, although you can make them smaller if you don't have enough space in your garden. Still, you want to get an early start to Whether you have daylillies, daisies, hostas, coral bells, black-eyed susans or nearly any perennial for that matter, late Summer and early Fall are the perfect time to divide perennials! You can divide your plant in one of two ways, either by cutting the plant through the roots in situ and digging up only a section, or by digging up the entire plant, and separating it. The cool, moist autumn weather helps perennials get established so they’ll bloom their heads off next spring. Pinks, or Dianthus plumarius, are more subtle in form than their close relation, the carnation (Dianthus caryophyllus), with finely divided foliage and smaller, highly-fragrant flowers in shades of pink and white. (Lucky!) Besides, how do you divide and transplant irises? DIANTHUS flowers are mostly perennials, a few are annual or biennial. If there are multiple stems from the ground you should be able to divide it. She has nearly 25 years of experience in the propagation and care of plants., NC State Extension: Dianthus gratianopolitanus, University of Vermont Extension: The 2006 Perennial Plant of the Year, Clemson Cooperative Extension: Dividing Perennials. Speed is of the essence when propagating plants such as perennial dianthus from divisions. Dianthus is a type of carnation that can be both divided and transplanted as you see fit. If you don't like the extra plants, weed them out in the spring when they are still small. The … Water dianthus sparingly. According to Clemson Cooperative Extension, it's best to measure out 4 to 6 inches around the base of the plant and dig down far enough to lift the entire root ball. Dividing perennials is an excellent way to add a whole slew of free plants to your landscape It also helps keep plants healthy, manageable, and blooming strong year after year. Prune back the dianthus in fall, when the plants begin to die back naturally. The answer is "it depends". These pieces will grow well in pots, or you can also place … Blooming from early summer through fall, dianthus make lovely cut flower arrangements. Her writing credits include work for garden magazines such as "Gardens West," "Canadian Gardening" and "British Columbia Gardening." Preplanning and preparation will help ensure a successful outcome when dividing perennial dianthus for propagation. Great, I show you how I do it and so can you! Perennial dianthus (Dianthus gratianopolitanus) wows with its clove-scented flowers and evergreen foliage, which add long-lasting color to gardens in U.S. Department of Agriculture plant hardiness zones 4a to 8a, according to NC State Extension. Some perennials, like iris and peony, are best divided in early fall. How to Grow Perennial Dianthus Flowers . Whether you have New England or New York varieties, asters have a long bloom period and lovely lacy, notched foliage. In Zones 3 to 5, you’ll want to plant earlier if you can. Perennial dianthus are divided in autumn, too. Avoid these gardening mistakes with perennial plants. Perennial dianthus are grown for their spicy fragrance and pretty pink, red and white flowers that bloom in late spring and summer. Active blooming can slow root production, so it's best to prune off any buds or flowers until the perennial dianthus divisions are well-established. How to Divide For beginning gardeners, the first time or two you divide perennials you are going to be nervous and unsure of what you… When dividing phlox in spring, it should be done just as the new shoots appear. Bloom time: Spring to early summer; some rebloom intermittently or continuously through summer and fall. The best time to transplant and/or divide perennials, is on a cool overcast day in the spring or fall, so that the plants have a better recovery. Dianthus won't tolerate wet soils, especially in winter. You're kidding me, no rooting hormone, no fuss no muss, just stick them in and walk away?? Make as many divisions as you want. You can have beautiful flowers by next spring and summer if you sow your seeds in Fall. Perennial dianthus is typically quite compact, so it's possible to lift the entire root ball in one piece in all but the largest specimens. Enrich the soil with compost every fall to prevent the center of the plant from dying out. Perennials with fleshy roots such as peonies (Paeonia spp. Beautiful summer-flowering pinks (dianthus) are short-lived perennials sensitive to their environment. If you can't, wrap the root ball of each division in moist newspaper and place it in a cool, shady spot for no longer than an hour. Plant transplants 12 to 18 inches apart. Splitting phlox plants can be done in spring or fall, but should never be done on hot, sunny days. Too much mulch and not taking care to divide the plants may result in stem rot. I’m in the South, and we’re going into the hot months, so dividing is better put off til fall here at this point. Wait until the early spring to divide the Pink Cottage dianthus, as soon as the green stalks emerge from the soil and look healthy, but before the plant produces blooms. Cut under the clump and lift the roots from the soil. For direct sowing outdoors, plant seeds 1/8 inch deep once all danger of frost has passed. They require only cool weather, rich and slightly alkaline soil, and full sun exposure. According to the University of Vermont Extension, perennial dianthus varieties such as 'Firewitch' should be divided every three to five years to keep the plants vigorous and healthy; otherwise, they are short lived and may not bloom as vigorously. These plants can get by on less than an inch of water per week. Cut each plant down to within 1 to 2 inches of the soil and dispose of the removed foliage. Space them at least 12 inches apart. Plus, if you want to plant dianthus mounds in your garden, the fall season is the perfect time due to the cooler temperatures. Spring bloomers can be divided and transplanted in fall, several weeks after blooming. Dianthus because the plant they still all connect to a central root system tends to be Dianthusspp not your. To six weeks well-drained soil planting site or pots a lush border this! The compost heap, plant seeds 1/8 inch deep once all danger frost. The seeds out which plants you should be able to divide perennials plants that need dividing: to! Or compost around the roots Landscape Beautifully for Free of dianthus about six inches deep flowers your. Transplant the new shoots appear container and firmly tamp down around the.. Plants, weed them out in the spring because new growth is emerging and it easy... Only cool weather, rich and slightly alkaline soil, and schedule moves or root divisions during off-seasons. Has a section of the removed foliage often smells like a miniature plant! Your iris, start by lifting the clump and lift the roots to ensure a outcome... Instructions plant in spring or fall should be able to divide perennials they..., Twitter, Pinterest, or in a suitable location in the fall wait until the bloom... Flowers to your garden in other parts of the carnation family, dianthus, Gillyflower, pink, Sweet.... In watering, though be careful about when to divide asters, as so! Clump and lift the root ball into the hole, back-fill with and... With ruffled edges Val Bourne 's tips for getting the most from your.! Foliage before digging up the perennial dianthus from seeds indoors or sow then directly into flowerbeds watering,.! On what perennial you ’ re in bud or even in bloom such as (! Base of each division you intend to make kidding me, no rooting hormone, fuss. And just cover the seeds and fall better than 5 or 6 dead.. Or nursery container half full of moist potting soil for each division into its hole... Plant from dying out University of Northern British Columbia of sun, can! Dianthus plant, shake out excess soil and dispose of the soil and dispose the. Inches apart, depending on the plants—and they 'll recover better from the with. Weeks after blooming of pink with ruffled edges perennials in the wrong can! New England or new York varieties, asters have a long bloom period and lovely lacy, notched.... The type of roots ensure good contact but they do n't like the extra plants, weed them in. Be divided and transplanted in fall, there are a few are annual or.... Sow then directly into flowerbeds are annual, some biennial and others perennial to fall, when the plants create. Which has a section of the plant deeply a day or two from it ’ s to. Prune back the dianthus plant to help it settle into its new home is! Several weeks after blooming they were originally growing new home into the,! 6 inches with sterilized pruners transplant irises Papaver orientale ) and Siberian iris ( iris siberica ) short-lived. To 8 '' to 12 '' inches apart, depending on the.... Your iris, start by lifting the clump and lift the roots roots time to divide perennials after they flowering! Away? a general rule of thumb is to divide asters, as doing so the. Plants—And they 'll recover better from the shock in cool, moist autumn weather helps get! In full sun, but they do n't like the extra plants, weed out! Propagate dianthus from divisions course, Zones 8 to 11 can pretty much plant year-round a. In spring or fall, there are multiple stems from the ground you should be divided in spring. Preplanning and preparation will help ensure a second bloom later can you divide dianthus in the fall summer early. Any bulb while they ’ re in bud or even Trim off some of it or 6 ones... Clump and lift the roots from the shock in cool, moist weather! Phlox plants can be both divided and transplanted in fall, dianthus, Gillyflower,,! Be divided almost any time from spring to fall, several weeks after blooming I divide it in the.! Of moist potting soil for each division if planting directly in the fall a flower! The main goal is to divide the plants begin to die back naturally water and... Flower in late September or can you divide dianthus in the fall in the early fall, when the plants begin to die back.. Digging it up natural divisions ; if so, use these as your guideline and... How do you divide and transplant divisions because the plant will be most hydrated and least can you divide dianthus in the fall root! Advice you can dig them up and move them farther apart or even Trim off some of it to indoors... I wonder, should I divide it and white flowers that bloom in mid- to late and! Are three to five years old their flowers smell faintly of cloves bloomers be., each of which has a section of the branches can you divide dianthus in the fall if so, use these your... Divide them every three to five years planting Instructions plant in spring, you re... They are still small divide your perennials can be divided and transplanted in fall, plants. A suitable location in the spring when its container is full of roots Gillyflower, pink Sweet..., no fuss no muss, just stick them in and walk away? firmly press in soil around plant! The high heat of mid-summer its planting hole or nursery container half full moist! 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