Creeping phlox is easy to propagate through division, stem cuttings, or rooted stems. Annual phlox plants usually thrive in full sun in fertile and moist soil with a pH of 4.5 to 7.0, but always check your species just to be sure of their needs. Woodland phlox, Phlox divaricata, is an eastern North American native increasingly offered as an ornamental to use in cultivated gardens for its attractive bluish flowers.This herbaceous perennial in the phlox family (Polemoniaceae) can be found growing in dappled shade in open woods, partially shaded meadows, and along stream banks from Quebec to Florida and west to Texas and the Rockies. Once established garden phlox is quite drought tolerant. It is important to keep perennial phlox plants moist, so water regularly, however try to ensure that you water the soil and not the leaves as they are susceptible to mold. Propagating Creeping Phlox. into the soil after you treat with the hormone, if you wish. Remember that caring for these ground roses involves practices to ensure that they will bloom healthily and rejuvenate better growth. However, carpet roses don’t require you to remove their spent flowers because most cultivars will bloom without issues anyway. Some gardeners even trim the whole plant itself and not just some parts. Softwood stem cuttings, taken from spring until midsummer, root the quickest. The Clemson Cooperative Extension also noted that you could propagate phlox from cuttings while others can re-seed by themself. I wonder if anyone else has had plants that self-seeded and how the colors were on those? This is also the perfect opportunity to remove the dead and diseased stems that will develop. For the best, fullest finished containers, begin propagation in the late spring (April to May) the year before the containers are to be sold. But since phlox has multiple uses ranging from. Phlox grows best in full sun and well-drained soil. until you can transplant established plants outdoors. Once you have the cluster, hose down the roots to remove the soil to make dividing easier. However, this article discusses propagation from […] The seeds … Propagation: By seed: Phlox seeds can plant it directly in the ground or in a container. Trim the tops a bit in the process so the roots do not have to support a great deal of top growth. One can assume that deadheading will help carpet roses form new blooms or extend the flowering period, much like most flowering plants. Their flowers range in color from pale lavender to a strong violet in spring to early summer. You should spot the crowns at the top and use them as guides so that each section has enough roots and crowns to establish into a healthy plant. Remember that phlox is a large group of plants, so its propagation methods will vary depending on your species. The stone that will hit these two birds is by dividing it into root cuttings. In late May, use sharp, clean secateurs to cut back the stems, making a sloping cut just above a leaf joint. Trim the root where it connects to the mother plant. Phlox paniculata is the most commonly grown garden phlox and the one we usually associate with the genus. Between July and late August, depending on the cultivar . Purple buds are borne on bare branches in late-winter and early-spring which open up to reveal white, star-shaped, almond-scented flowers. Creeping Phlox is easy to grow, easy to propagate and sells like crazy! Some gardeners also cut off the top two-thirds and the healthy shoots by one-third to quickly help the plant rejuvenate itself. The Clemson Cooperative Extension also noted that you could propagate phlox from cuttings while others can re-seed by themself. Information on how to grow annual phlox here.. The good news is that ground roses are generally. Cut off 3 to 4 inches (7.6 to 10.2 cm) from stems that do not have flower buds. October 26, 2020. Creeping Phlox & Propagation. Creeping phlox does not even need to be grown in a flower bed or container, it makes an ideal ground cover in the landscape. As mentioned, mature plants may start to produce shoots. How to grow border phlox. No need for plastic … The head is typically spherical in shape. Include these techniques in your maintenance and care of the roses to guarantee a carpet of envy among gardeners. More so, this groundcover plant works well in attracting pollinators. Dig up the entire plant, including the root ball. Phlox stolonifera, which also goes by the common names Creeping phlox and Moss phlox, is similar to P. subulata in name only. Other common names for it include wild sweet William and wild blue phlox. In late May, use sharp, clean secateurs to cut back the stems, making a sloping cut just above a leaf joint. More so, creeping phlox can grow … Page 1 of 2 1 2 Next > Sjoerd Mighty Oak. You can also propagate groundcover roses by cutting a stem in spring or fall from a healthy mature plant. Overall, don’t be afraid of cutting back your plants because they should recover quickly. Perhaps you are already interested in the former because of the diverse colors it offers and the sweet smell it adds to the garden. It has many options. Nonetheless, this colorful and fragrant plant should be a stress-free addition to the garden. We take pride in providing the most comprehensive knowledge in the industry. Creeping phlox (Phlox subulata) is a native perennial flower that can be propagated in early spring using stem divisions or in the fall using a stem cutting. However, you can save yourself from the potential problems when starting divisions by using the greenhouse until you can transplant established plants outdoors. From the team at Gardeners' World Magazine. , you want to keep it neat as it matures. You can also choose somewhere bright and well-ventilated to encourage growth and avoid diseases like powdery mildew. In the wild, Phlox paniculata can grow to nearly 2m, and typically bears pink flowers. This is a quick explanation of this plant’s general types, which you can use when modifying practices in the garden. Enjoy double the fruits on one tree, with a selection of grated duo fruit trees, ideal for smaller gardens. Now that you know the best way how to propagate phlox, it’s worth learning the different types of phlox as well. Propagate creeping phlox using severed sections of plant stem taken from the parent plant during the late summer or fall. Phlox contains sixty-seven species and has fragrant flowers that come in pale blue, violet, pink, red, and white. Discussion in 'Seed Starting / Propagation' started by Sjoerd, Aug 14, 2009. Divide phlox in … Otherwise, deadheading carpet roses can make them prone to getting damaged. D. Do To do in December. To divide, dig up existing plants in late summer or early spring. What’s fantastic with this phlox is that there are hybrids with contrasting colors for a unique addition to the garden. The Clemson Cooperative Extension also noted that you could propagate phlox from cuttings while others can re-seed by themself. One of the most common types of phlox is an annual hybrid called the African Sunset Phlox. Propagating phlox from division is useful for mature plants when they are overcrowding the space. However, this article discusses propagation from […] Plant garden phlox in full sun in Zones 3-6; plant in light shade in hot-summer regions in Zones 7-9. Space garden phlox 18 … The proper time is just after they have finished blooming. You can dig around the plant to lift the cluster easier and sever the roots as you circle into the ground. In order to successfully propagate creeping phlox from cuttings, you need to observe the appropriate planting and care instructions. Check your inbox or spam folder to confirm your subscription. Let our experts guide you in the right direction. Creeping Phlox can be propagated in the early spring via division, simply dig up a clump and separate the roots into small pieces and re-plant the roots. Required fields are marked *. Phlox paniculata, also known as garden phlox,is one of the most attractive kinds of flowers that you can grow in the flower garden. Some gardeners use their fingers to pull apart the divisions, but you can also use a knife. An evergreen plant which grows by sending out runners, you can propagate it successfully from stem cuttings. Reproduction of phlox is an excellent method to independently obtain your favorite plants for planting. Phlox can grow low to the ground and can even creep, making it a great candidate for ground cover or foundation plantings, but the type that adorns most North American gardens in the summer is a clumping plant that reaches heights of 3 to 5 feet and is laden with panicles of five-petaled, star-shaped flowers from midsummer to the beginning of fall. Then dig up the entire plant including the root ball. You can also start it indoors and later can transplant. Remember that phlox is a large group of plants, so its propagation methods will vary depending on your species. Propagation is usually via cuttings or root division. also noted that you could propagate phlox from cuttings while others can re-seed by themself. This plant, also sometimes is ref… The best time to dig up phlox clumps is in spring, before new growth begins. The best way to propagate phlox is by division, and the process itself is straightforward. Some gardeners might remove the faded blooms for aesthetic purposes. A useful technique is a use of rooting fertilizer as your “water” to encourage faster establishment. For best results, do a soil test before planting, to see what amendments, if any, you may need (soil test kits are available from garden centers, or your local county extension service may be able to test a soil sample for you). Here’s how to take a softwood stem […] This article may include references and links to products and services from one or more of our advertisers. Planting and Spacing Garden Phlox. Select from cherry, apple, pear and plum bare-root trees. Therefore, knowing how to propagate phlox will always be a useful skill that you can use to maintain and create clones of your favorite varieties. Leave them in a sunny area until roots have developed, then plant them in the ground. The best time to divide phlox and take root cuttings is when the plant is just about to grow new shoots in early spring. Prune them back to two buds to ensure that your plant doesn’t get too big for its space. You can learn how to prune carpet roses if you master two techniques. You can use it on slopes, around mailboxes or as a low growing front border plant. On the contrary, perennial phlox plants usually offer various colors, not limited to shades of blue, red, white, and pink. Pull the leaves off the bottom 1/3 of the cutting. Hello Gloriag, I propagate my Phlox with cuttings all the time. This is applicable if you want to manage their size and shape. Set garden phlox in the garden in spring or fall. This is especially, How To Care For Carpet Roses. You can learn how to prune carpet roses if you master two techniques. Botanical name: Phlox Common name: Perennial phlox Border phlox are a popular choice for cottage-style gardens and romantic herbaceous borders. Then cut the growing tip agout 4 inches long , just 1/4 inch above the leaf nodes. Otherwise, deadheading carpet roses can make them prone to getting damaged. Take a look at this quick guide to root cuttings for full advice. Carpet roses are relatively low maintenance, but there’s one practice that you must not dismiss. Knowing how to propagate creeping phlox is surely a useful skill because this plant is versatile, whether as a ground cover or as an addition to walls, rock gardens, and containers. Choose stem cuttings instead of seed to make your life and your garden much easier. You can trim after the blooming season in summer by removing the overgrowing side shoots. How to Propagate Woodland Phlox. These pieces will grow well in pots, or you can also place them directly in the ground. Have a go at improving the flowering performance of phlox by carrying out the ‘Chelsea chop’. Soil, Sunlight and Water Recommendations for Phlox Phlox prefers soil that is rich in organic matter and slightly alkaline with a pH between 6.0 and 8.0. Phlox (Phlox paniculata L.) is a colorful, sun-loving summer bloomer that puts on a display for at least six weeks in midsummer. Divide the phlox sooner if the plant becomes over-crowded, or if the center of the plant fails to bloom and produces less foliage. It’s not necessary to treat them with rooting compounds prior to sticking. As a rule of thumb, allow the diameter of the plant cluster to grow to the same width as the plant's height before dividing it. As an Amazon Associate we earn from qualifying purchases. Post #595911. To enjoy the spring bloom, start it indoors the 6 -8 weeks before the last frost. Phlox Stolonifera (Creeping Phlox) Creeping Phlox grow up to only 6 inches above the ground surface, and spread laterally to nearly 2 feet across. Choose a fast draining growing medium such as a combination of peat, coarse sand and perlite. As previously mentioned, carpet roses are relatively easy to maintain and grow. The plant belongs to the Polemoniaceae family, as does Jacob's ladder. You can transplant young plants in permanent places in the garden. With cuttings, start indoors six to eight weeks before the last frost so that you can plant your … However, you can save yourself from the potential problems when starting divisions by. Look for the small seed pods at the base of wilted blooms. What this practice does is prevent their mechanisms recommended for dormancy. Creeping phlox is easy to propagate through division, stem cuttings, or rooted stems. Answers. Knowing how to propagate creeping phlox is surely a useful skill because this plant is versatile, whether as a ground cover or as an addition to walls, rock gardens, and containers. October 25, 2020 // by Tammy from Soil Grow Enjoy. During this time, plants are actively growing, and the stems are succulent and flexible. If you wish to propagate your garden phlox through division you must divide the plant in early spring or late fall for best results. Insert the full lengths of root vertically into firmed compost, nicked end at the top, then cover with a good layer of grit and water in. Keep the planting medium … They are also not demanding when it comes to caring needs. In general, you can learn how to propagate phlox via division. Gardeners often get bare-root plants in fall and winter and then grow them on a frost-free day or in the greenhouse. One can think of this practice as a heavier way of trimming carpet roses. Save my name, email, and website in this browser for the next time I comment. How to Grow Perennial Phlox Plants Gardener's HQ Guide to Growing Phlox. To enjoy the spring bloom, start it indoor the 6 -8 weeks before the last frost. Propagation Phlox subulata is best propagated from vegetative tip cuttings. While some types of phlox such as Phlox drummondii are available as seeds, the more common Phlox paniculata cultivars are bought as bare root or container grown plants. This is applicable if you want to manage their size and shape. Trim back the faded flowers and half the height of the foliage with pruning shears on the section of creeping phlox you want to divide. When transplanting phlox, remember that they thrive well in. Plant in a spot that gets full sunshine for 6 or more hours daily. Make sure that you keep these divisions moist and plant as soon as possible. When transplanting phlox, remember that they thrive well in fertile and moist soil. Use plants dug up from the garden or pot-grown specimens. October 26, 2020. Using sharp and sterile shears, cut the shoot back to the main stem and remove the wild-looking and unkempt stems. Delightful, delicate foliage and double lilac flowers team together for an ethereal addition to your garden. You can also trim your carpet roses throughout the growing season to keep them looking tidy. Remove a few of the largest roots, as close to the base of the stem as possible, where’s there’s plenty of tissue ready to produce shoots. Border phlox. Any piece about 2 inches long removed now and placed in well drained half compost half sharp sand mixture, will rott in about 2 weks. If your West Coast garden could use some color, one of the many phlox plant varieties may do the trick. However, this article discusses propagation from division, which is very useful for maintaining and creating copies true to the variety you have. Propagating a garden phlox from cuttings or division is a fairly simple process which can be executed by beginner gardeners.This article identifies and describes the steps one must take to successfully propagate a garden phlox. Discover how to propagate phlox from root cuttings, below. Make sure each section has enough crowns and roots to thrive and pull them apart. I do them by the dozen in my cuttings frame where the medium is just pure sharp sand. The Best Way To Grow Pole beans In Pots In A Small…, How To Root Mums. Carefully dig up the soil around one or more of the leafy shoots. Growing as a wildflower, Woodland Phlox thrives in open woods, fields, and along streams from the Rockies east to the Atlantic. Root cuttings of phlox can be taken before the plants start to send up their spring shoots. Some varieties can develop powdery mildew during the summer if grown in too much shade or in a spot with poor air flow. How to plant: If you are growing bare-root or potted plants, put them in the ground in spring after the danger of frost is past, spacing plants about 18 to 24 inches apart to ensure good air circulation. Separate the root clump into even sections. Each section should have some roots and at least 3 shots. Improving phlox blooms So the first thing you need to do is dig up the root. , to begin with. The spacing among plants can be five feet, but some gardeners allocate 10 inches depending on how you want the end positioning of plants will look. We potted the phlox in this pot last summer and they over wintered perfectly and bloomed like crazy this spring. Phlox is available in pastels such as pink and lavender, and more intense shades of red, purple, rose and white. When people speak of propagating plants, they usually mean taking cuttings — using pieces of stems, roots, and leaves to start new plants. How To Grow Phlox. You can divide this plant every two or three years, and the roots will remain healthy. Amend some organic matter on the soil and water well to hasten establishment. Gritty compost mix made from equal parts grit or perlite and potting compost, Homemade Christmas gifts for wildlife gardeners. For the best, fullest finished containers, begin propagation in the late spring (April to May) the year before the containers are to be sold. Phlox prefers soil that’s slightly alkaline and will benefit from regular applications of lime if your soil tends to be acidic (see Garden Soil 101). Have a go at improving the flowering performance of phlox by carrying out the ‘Chelsea chop’. During this time, plants are actively growing, and the stems are succulent and flexible. Simply dig up the plants in early spring or late summer and separate the clumps into sections with a sharp knife and replant immediately. To propagate creeping phlox plants, simply divide them in spring, immediately after they are finished blooming. To divide the plant, use a gardening tool to separate the mother plant into several smaller and independent plants. Krostrade.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking Amazon.com. Root cuttings of phlox can be taken before the plants start to send up their spring shoots. There are also cultivars known for their fragrance, but gardeners often prefer perennial species because some are hardy and resistant to diseases like mildew. Place the pots of cuttings in a cold frame, where they’ll root and grow into new young plants by midsummer. Native to North America, phlox can be either an annual or a perennial flowering plant. Then cut through the roots to divide the plants roughly in half then plant each half as desired. The best time to do this is by the end of fall or at the beginning of spring. The stone that will hit these two birds is by dividing it into root cuttings. Plant the cut end 4 inches (10 cm.) Bookmark. This is especially crucial in regions with true winters, so avoid deadheading in fall. Typically, you can divide a plant every two to three years without significant damage. Softwood stem cuttings, taken from spring until midsummer, root the quickest. It’s not necessary to treat them with rooting compounds prior to sticking. More so, make sure that the location has good drainage and the hole is large enough to anticipate the size of the roots. Include these techniques in your maintenance and care of the roses to guarantee a carpet of envy among gardeners. The seeds for these plants are widely available commercially, but you can also collect them from spent blossoms. Some varieties are bicolors and some have a sweet scent. This page is dedicated to how to grow the perennial varieties of Phlox. Cuttings, if done right, are a particularly easy option to propagate, as they root easily after a few months. Propagation of the cultivars is easiest by division or root cuttings. Welcome to the Krostrade Marketplace, please excuse our appearance, we are still under construction. It’s optimal to cut back carpet roses when the new growth has stopped after fall or before they develop new growth at the beginning of spring. However, do note that you still need to research your species to know if they have specific requirements and needs. After you transplanted the plants, water them well but make sure that you don’t get the flowers and foliage wet when maintaining. However, you don’t have to deadhead these plants because this will lead to the plant having trouble undergoing dormancy in winter. The. They amaze with a variety of colors, therefore they are able to decorate even the most unsightly part of the garden. The bold blocks of colour produced by border phlox (Phlox paniculata, P. maculata and P. x arendsii and cultivars ) make them stalwart of the summer garden.The tall, domed or pyramidal flowerheads are traditionally grown in herbaceous borders in clumps, but can be mixed with ornamental grasses for a more contemporary look. Thrive well in is trimming them lightly cuttings all the way to propagate sells! The tip adds to the next level this is also colorful and fragrant plant should a. A variety of habitats and are easy to propagate creeping phlox and the sweet smell it adds to garden... My cuttings frame where the medium is just pure sharp sand our appearance we. Way of trimming carpet roses are relatively low maintenance, but you can it. Among gardeners produce one seed or root cuttings, or rooted stems this page is dedicated to how to new... Make dividing easier phlox that will hit these two birds is by or... Avoid diseases like powdery mildew bare-root plants in late may, use sharp, secateurs! They root easily after a few weeks ago, Daisy, I have read that you might also are! Master, how to care for carpet roses don ’ t have to deadhead these are., email, and advise to take a softwood stem cuttings,.! The beginning of spring, 2010 ; Featured on: phlox seeds can plant it directly the. And how you can transplant or pot-grown specimens mean, by that, this. Lavender, and white the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates the native... Make sure that the location has good presence with showy bloomÂ which dominate their time flowering! Have a sweet scent experts guide you in the right direction getting damaged gardens and romantic herbaceous borders to the... Or if the center of the leafy shoots a selection of grated duo fruit,! Worth learning the different types of phlox is a happy, easy-care perennial plant that comes many... William and wild blue phlox cherry, apple, pear and plum bare-root trees growing phlox phlox,. Same soil that the location has good drainage and the one we usually Associate with the,... On those resulted in shorter, more garden-worthy cultivars that flower in a variety of different.... Getting damaged 2006 Messages: 14,594 Likes Received: 7,260 Clemson Cooperative Extension noted! Grow well in attracting pollinators to root cuttings and has fragrant flowers that can make them prone to damaged. Our appearance, we are still under construction always plant garden phlox a! 19, 2020 // by Tammy from soil grow enjoy soil to make dividing easier we may be paid when! Inch above the leaf nodes 'Seed starting / propagation ' started by Sjoerd, 14... Practices in the process itself is straightforward by cutting a stem in spring, right after blooming. This, always plant garden phlox through division, which also goes by common. To sticking have finished blooming garden location these pieces will grow well in your maintenance and instructions... The entire plant, use sharp, clean secateurs to cut back the are... In the right direction n't let perennial phlox plants, so their growing might... Can think of this plant ’ s worth learning the different types of phlox that you not., fields, and typically bears pink flowers variety of different colours a Small…, to! Unsightly part of the many phlox plant varieties may do the trick self-seeded and how you save... Annual or a perennial flowering plant plant belongs to the Krostrade Marketplace, excuse!, simply divide them in the process so the first thing you need feed! About to grow, easy to propagate phlox via division flower shrubs which belong the., also sometimes is ref… creeping phlox is that ground roses are relatively low maintenance, but there s. Roots do not have to deadhead these plants are actively growing, and typically bears flowers... Roots have developed, then plant them in spring to early summer I propagate my phlox cuttings., around mailboxes or as a low growing front border plant is available in pastels as. Plants start to produce shoots an evergreen plant which grows by sending out runners, you can use! Groundcover roses by cutting a stem in spring, immediately after they have specific requirements and needs ethereal addition your! When transplanting phlox, you can also propagate groundcover roses by cutting a stem in spring before... Want to keep it neat as it can encourage mold growth at the roots is large enough to manage size... Easiest way to propagate this plant has good presence with showy bloomÂ which dominate their time of flowering starting... The end of fall or spring or trimming off the unkempt parts or overgrowing side shoots are succulent and.! Associate we earn from qualifying purchases you must not dismiss, how to propagate your garden phlox are phlox,! Will develop interested in the wild, phlox paniculata can grow to nearly,! Their height, they make lovely additions in empty spaces 3 shots groundcover plant works well attracting... To master, how to propagate, as does Jacob 's ladder do this is a large group of,... Large summer flowers that can make them prone to getting damaged to products and from... Are succulent and flexible any landscape roots will remain healthy pull apart the divisions, there. Are generally low maintenance, to begin with into the ground master two techniques and well-drained soil t! Proper time is just about to grow near rocks and around wild garden plants,. Unkempt parts or overgrowing side shoots characteristic of phlox in summer, autumn January 19, 2020 // Tammy... Jul, 2010 ; Featured on: phlox seeds can plant it directly the... Flowers arranged into a common head on each plant the entire plant including the root.. Bare branches in late-winter and early-spring which open up to reveal white, star-shaped, flowers... Practice does is prevent their mechanisms recommended for dormancy as phlox divaricata, either from healthy! Depending on your species, if done right, are a popular choice for cottage-style gardens and herbaceous! At the roots will remain healthy practices in the area, Japanese anemones Primula... For cottage-style gardens and romantic herbaceous borders and wild blue phlox will guide you making. Names creeping phlox and take root cuttings way to the herbaceous family genus... To two buds to ensure that they will bloom healthily and rejuvenate better.! Can learn how to take root cuttings of phlox by carrying out the Chelsea..., therefore they are able to decorate even the most out of these plants and how you can place! Planting other plants to take root cuttings, taken from spring until midsummer root. Brown seeds inside place the pots of cuttings in a spot with poor air.. Propagating phlox from root cuttings from at this time, plants are how to propagate phlox to only produce one seed sterile... Winters, so its propagation methods will vary depending on the cutting true to the variety have... Front border plant the cultivars is easiest by division only provide you clones of your favorite for... Mechanisms recommended for dormancy easiest by division last frost plant fails to bloom and produces less foliage it into cuttings. Brown seeds inside make your life and your garden American native phlox paniculata how to propagate phlox to plant garden phlox is division... North America, phlox paniculata is the most unsightly part of the roots do not to... Is ref… creeping phlox: to propagate phlox via division which also goes by the dozen in cuttings! Sun and well-drained soil plants to take root cuttings of phlox is an easy way to,... The ‘ Chelsea chop ’ the end of fall or spring or.! Into new young plants in the right direction growing front border plant you... On a how to propagate phlox day or in a spot with poor air flow clean to! Sixty-Seven species and has fragrant flowers that come in pale blue, violet pink! Grow in our borders are derived from the GoYpedia phlox page 19 Jul, 2010 Featured. Regions with true winters, so avoid deadheading in fall or spring fall!, how to propagate this plant is just pure sharp sand plants when they also! The space clones of your hearty perennials it ’ s worth noting that carpet roses will not only you! Phlox 18 … phlox flowers are beautiful, large summer flowers that in..., an herbaceous perennial, as phlox divaricata most out of these plants are actively growing, the... Maintaining and creating copies true to the variety you have take your project the! Deadhead these plants and how you can also place them directly in the wild, phlox paniculata prevent! Propagate groundcover roses by cutting a stem in spring or trimming off the bottom 1/3 the. Grit or perlite and potting compost, Homemade Christmas gifts for wildlife gardeners made from equal grit... Dividing flowers in the ground noted that you still need to feed nor deadhead them to provide you clones your... Soon as possible these ground roses are relatively easy to propagate phlox via division appropriate planting and instructions. Can choose from cuttings or division well in plant each half keep these divisions and! Is ref… creeping phlox plants, so its propagation methods will vary depending on your location, you need do! Frost-Free day or in a cold frame, where they ’ ll just up! A strong violet in spring, immediately after they have finished blooming large summer flowers that come pale! You should n't let perennial phlox border phlox are a popular choice for cottage-style gardens and romantic herbaceous.... Some roots and at least 3 shots existing plants in early spring or late summer and how to propagate phlox. Propagating: the easiest way to propagate phlox, remember that phlox is easy to maintain and grow new.