Depending on its age, you might need a fork or a spade. Peonies are normally left in the same location for several years. Peonies perform best in well-drained soils in full sun. It is likely that you will not get all the plant out of the ground. Instead, mentally divide the peony into quarters and dig up half. If you decide to divide your peonies, do so in the fall. There is less gardening work to do in the fall compared with spring. Plant peony roots with the top 1 inch below the soil surface, and plant daylily roots at the same depth they were planted previously. Everything has its season and for dividing perennials, that season is fall. Work compost into the soil before planting to improve soil quality and provide nutrients. Early fall is another great time to divide perennials, especially peonies. I hope that this article has answered any questions you may have had on how to grow peonies and helped to convince you that peonies are straightforward to grow and care for, giving you confidence to grow some yourselves. They are available as single, semi-double and huge fully double shapes in numerous colours including white, yellow, pink, red and very dark burgundy. Dig up the entire clump with a spade. With a sharp knife, split the bulbs, leaving three to five eyes on each division. How to divide a peony. If root systems are damaged within one to two years, the plant will die. If it becomes necessary to move or divide a peony, care should be used because if done improperly, the plant may never flower again. A sharp shovel or spade will do the trick, but a favorite tool for dividing perennials is the sharp, Japanese-style hori hori gardening knife. Helpful. Peonies (Paeonia spp.) Dividing Peonies in Spring Peonies can be … The herbaceous peonies bloom early to mid-summer in most places. Daylilies recover quickly and usually resume flowering the following year. Once you have completed these steps, which work for dividing all peony varieties, you have nothing left to do but sit back and wait for spring. When to move and divide a peony. Peonies (Paeonia spp.) I find moving or dividing peony at this time of year reduces the likelihood of heat stress, but still gives the transplant time to become reestablished before winter. Mix up a gallon per new plant using a water soluble formula with equal parts of nitrogen, phosphorous and potassium; this would read 7-7-7 on the label. © Copyright 2020 Hearst Communications, Inc. The fattest and most scrumptious of all flowers, a rare fusion of fluff and majesty, the peony is now coming into bloom. With a sharp shovel and a half hour to spare, you can spread their loveliness around the landscape for other generations to enjoy. If you dig plants in spring, plants may fail to bloom for a year or two. Depending on the depth and size of your peony clump, you may have to put a bit of pressure on the rhizome to remove it, so a longer-handled tool can be helpful. Choose a sunny location that gets at least six hours of sun daily that has well-draining soil and dig a hole that is large enough to hold the full root system of the newly divided pieces. Both plants thrive in well-drained but rich soil in a location that receives all-day direct sunlight. Peonies have been successfully taken up and replanted at any season of the year. By waiting until the days begin to shorten, you ensure that the rhizomes have ample energy to get your peonies started off next spring in their new location. Peonies shaded by largetrees or shrubs bloom poorly and should be moved to a sunny site.Large, old plants may become overcrowded and flower poorly. Heather Ridge tends her own gardens in Boulder, Colo., but loves traveling the world to sample soils, study plants and get her hands dirty whenever possible. They have a more delicate root system than the typical herbaceous peony and require a more gentle handling. Take the pieces you have divided from the larger clump and shake off excess soil. Previously, she owned her own business, selling handmade items online, wholesale and at crafts fairs. They are deer- and rabbit-resistant too, so you can usually depend on peonies to put on a beautiful spring show with their enormous, colorful flowers. All Rights Reserved. Divide summer-flowering plants in spring (Mar-May) or autumn (Sep-Nov) when the soil is dry enough to work. Everything has its season and for dividing perennials, that season is fall. This will not harm the plant because new growing tissue will form on each piece of the rhizome. Depending on the depth and size of your peony clump, you may have to put a bit of pressure on the rhizome to remove it, so a longer-handled tool can be helpful. on Oct 27, 2017. It depends on where you live. have been cultivated in landscapes around the world for thousands of years and can grow in your own garden for almost a century, without ever needing to be divided. Peonies rarely require division, so you can go 10 or more years before disturbing a healthy clump of plants. Like Oriental poppies or Siberian irises, they rarely require dividing; but if you want to break a mature plant into several smaller ones or to move an existing plant, the work is best done in late summer or early fall. Water the soil after planting to settle it and then spread a 2-inch mulch layer over the ground to conserve moisture and insulate the new divisions. Cover each rhizome with at least 3 to 4 inches of soil and press firmly. Divide peonies in fall after the foliage begins to die back naturally but before frost. I would definitely get it done now, though. Learn which plants thrive in your Hardiness Zone with our new interactive map! Dividing peonies may be done any time the plants are dormant, although the best time of year is in the fall. They can easily live for 100 years or more in the same spot and will be only become more beautiful with time. Growing and Dividing Peonies. You may need to rinse the roots lightly with water so you can easily see them. Daylilies produce fleshy roots that break apart into several new divisions that can each grow into a healthy, flowering plant. Late summer or autumn dug and replanted into moist soil your peony will get off to a normal growth cycle, quickly starting new root growth upon … My method is to use a stream of water to remove the soil around them rather than just dig them with a fork or shovel. After earning her MA from Colorado State University in Agricultural Education, she has spent the past decade teaching classes in the Plant Sciences. The best time for propagating peonies is in autumn, after plants have become dormant. Before transplanting peonies, prepare the new planting hole. Once you have removed sizable sections, cover the remaining clump back over with soil and press firmly. September and October are the best months for dividing peonies, after the long, sunny days of summer have supplied the plants with plenty of sunshine to recharge their food reserves underground. Copyright Leaf Group Ltd. // Leaf Group Lifestyle. Reply. Reply. Both plants can benefit from periodic division to expand the bed or prevent overcrowding if it's done at the right time. Firstly dig the plant out of the ground. A sharp shovel or spade will do the trick, but a favorite tool for dividing perennials is the sharp, Japanese-style hori hori gardening knife. Jun 6, 2015 - The root clumps of garden peonies (Paeonia officinalis) are typically divided and transplanted after the plants go dormant in late summer or early autumn. You can expect blooms from these beauties in the spring. Peony plants should be very well established before you even consider dividing them. Helpful. This is when the plant will be dormant, making it safer to move it to another spot. although in the Summer they look more like a shrub than a flower. Plants can be divided anytime during the growing season. Use pruners to cut back the existing stems and stalks on your plant before you divide it. The common garden peony (Paeonia lactiflora), which grows in U.S. Department of Agriculture hardiness zones 3 through 8, and the fern-leaf (Paeonia tenuifolia) and tree varieties (Paeonia suffruticosa), which grow in USDA zones 4 through 8, thrive in a variety of climates and can easily be propagated through the process of division. Dividing. So, four to six weeks before hard frost, when the leaves begin to look ragged, cut back the … But after 10 or 15 years, peony blooms slow down, and that’s the time for you to dig, divide, and transplant them. In areas that experience a hard frost early in the autumn, it is best to divide all perennials at least four to six seeks before the ground freezes, making September a good choice. Janet Barnard-Gilbert. Be very careful not to damage the roots. Often, a sharp knife is necessary to divide large, dense clumps. In colder climates it's a good idea to add a thin layer of mulch to keep new peonies warm. When can I divide daylilies? As perennials go, peonies can be extremely long-lived, growing for up to 100 years. Nor do they appreciate gardeners fiddling with their roots. It is best to wait until they have finished blooming. Moving and dividing peonies should be done in autumn once the leaves have died back. While these large-bloomed beauties are content to grow where they are, dividing them up periodically will give you more of them to admire. Divide spring and summer blooming perennials in the fall because. Aug 25, 2015 - This Pin was discovered by Vanessa Lochhead. Posted on December 7, 2013 by Brenda Ibey. Here’s how to grow peonies and get the best peony flowers in your garden. You want to be sure to dig up as much of the root as possible. In wet autumns, delay until spring. However, digging and dividing a peony now in our growing zone should be no problem, as long as there is no snow cover (which is rare here anyway) and the ground is not frozen at the time. Choose a sunny location that gets at least six hours of sun daily that has well-draining soil and dig a hole that is large enough to hold the full root system of the newly divided pieces. In areas that experience a hard frost early in the autumn, it is best to divide all perennials at least four to six seeks before the ground freezes, making September a good choice. It is best to plant these immediately so that they do not dry out. [1] X Research source August through the beginning of November is a safe period to transplant peonies. The only way to multiply peony plants is to divide peonies. These rhizomes send up leaves and stems in the spring and replenish themselves during the summer. However digging them in mid summer will diminish the show of flowers. The best time to move or divide peonies is September.Moving established plants is a simple procedure. 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