by Ilona | Featured Articles, Garden How-To Practical Help, Garden perennials, Spring. Many plants are easy to divide, and often require it. If you need more perennial plants, but must curtail your budget, learning to multiply plants that thrive with division is the answer for you. Plants to divide now include sedum, hemerocallis (day lilies), hosta, primroses, hardy geraniums and crocosmia. Rudbeckia, Black Eyed Susan There are numbers of plants to buy under this name, but ‘Goldsturm‘ is an old variety that has stellar qualities. This big family of … ... One of the great aspects of perennials is that you can frequently divide the plants, increasing your garden’s yield without increasing your costs. Late summer and early fall is the time to plant, divide, and transplant many different perennials, shrubs, and trees including spring flowering perennials. At the very least, divide in the morning when plants have had the night to rehydrate. Divide in early spring for easy handling; for fall division, cut back flowers; Divide in spring or fall; easiest in early spring as leaves begin to emerge; doesn’t need frequent division, This hardy plant roots along the stem; cut a piece off the edge and replant; cut leaves back by half; don’t overwater, Rhizomes pull apart easily; make sure each new division has a leaf and a cluster of roots, Big leaves wilt easily; cut each leaf back by half and keep summer transplants well watered, Divide in midsummer; foliage goes dormant quickly after flowering so mark the plant’s location; keep new transplants watered, New plants will take a few years to flower; set new plants at same depth as they were previously or they won’t bloom; keep watered; does not need to be divided often, Very difficult to divide because of taproot; for best results, purchase new plants, Divide every 5 or 6 years or when plant dies out in the center, Easiest to divide in spring when foliage is still small; dividing clumps later won’t harm plant but may reduce bloom for the year, Easiest to divide in spring when foliage is still small; dividing clumps later won’t harm plant but will reduce bloom and leave plants lopsided for the year, Easy to slice into pieces; make sure to get plenty of roots with each new section, Divide every 4 years or as needed; if you divide in fall, wait until the plant is done flowering, Easy to divide; most types spread quickly so divide every 2 to 3 years. An illustrated guide to dividing perennials in 5 Easy Steps. Perennials such as asters, hostas, and yarrow can be divided easily with no hassle. If you lift the plants and cut into sections with the dirt they are growing in, the plants are immediately happy with just being kept moist at the beginning. Perennials that have occupied the same space for too many years can begin to fail. In warmer zones, it may even rebloom in the fall. However, all the plants listed here are easy to dig up and divide. Completing this task always gives the gardener a great feeling of accomplishment. In the spring, when the first leaves emerge, I lift it with a hand fork. Salvia. Divide in fall every 3 - 5 years to keep lungwort healthy. Once the plant is out of the ground they can be sliced into pieces with roots. Dividing plants is easy. Daylilies, officially Hemerocallis, are easy to dig up and cut into growing size plants. Dig up the whole clump and pull or cut the root ball apart. Late summer and early fall are the best times to dig up and divide perennials. When dividing perennials, timing and technique are important. When is the best time to divide perennials? Try to divide your perennials on a cloudy day. Dividing perennials is a great way to multiply the plants in your garden but is also often necessary to keep a plant healthy and full of vigour. Siberian Iris (Iris sibirica) (gerduess/123rf.com) Your garden doesn’t need to contain only perennials that resemble weeds. Pinterest; Facebook; Twitter; Email; By: Julie Martens Forney. Here is a look at how to divide your perennials like a gardening pro this fall with 7 simple secrets. Exceptions to the rule are sedums, daylilies and hostas, which, in my experience, can be divided anytime. Siberian iris can spread quickly in moist conditions and require division when it gets crowded, or it will produce fewer flowers. I think it makes a big difference in the vigor of your plants. https://gardenerspath.com/how-to/propagation/divide-perennials Learn how dividing perennials can be easy and save you money with the correct know-how. These include monkshood (Aconitum), false indigo (Baptisia), bleeding heart (Dicentra), lupine (Lupinus), peony (Paeonia), and poppy (Papaver).If possible, divide perennials just before a rainy spell is predicted. Plants root as they spread; no need to dig whole plant; Difficult to divide because of taproot; for best results, purchase new plants, Doesn’t need division often; cut back whole plant by half so roots have less foliage to support, Divide every few years to keep this short-lived perennial around; reseeds but seedlings may not look like parent plants, Easy to divide; divide every 4 to 5 years for healthier plants; reseeds and seedlings are easy to transplant, Don’t worry about getting roots with each piece, they’ll sprout from the stem; cut individual leaves back by half to conserve moisture, Division every 3 to 4 years helps this short-lived perennial stay around longer; cut plant back by half, Divide every 5 to 7 years; rebloomers are best lifted in spring before they flower, Blooms best if divided down into small sections; division every 2 to 3 years will prolong plants’ life, Mat-forming types root as they grow; cut a rooted piece from the edge and replant, Easy to dig and split; likes moist to wet soils, so keep new plants well watered, Doesn’t like to have main clump disturbed; sends out underground runners so dig small new plants around the edges to transplant, Difficult to divide because of taproot; for best results, purchase new plants; slow to recover from being moved. Monarda didyma, Beebalm, holds its own against competition from other plants. This works for a lot of different plants, including hostas, irises, geraniums, and daylilies. Brunnera macrophylla, Siberian bugloss, is one of the lovely plants that have forget-me-not like flowers but with very attractive large heart shape leaves. They make a good ground cover and are a bee plant. 13 Perennials You Shouldn’t Divide. http://www.gardengatemagazine.com/articles/how-to/divide/how-to-divide-45-favorite-perennials/, How to Propagate Rex Begonias from Leaf Cuttings, Divide in early spring or after it stops blooming in late summer to early fall; will bloom better with division every 2 to 3 years, Easy to divide; needs to be divided every 1 to 2 years to keep plants vigorous, Divide in summer when flowering is over, at least 6 weeks before frost so plants have time to get established, Spreads quickly; easy to divide; for ease of handling, divide in spring as foliage is emerging, Easy to divide; divide every 3 to 4 years; for best appearance next season, don’t make divisions too small, Easy to divide; roots usually pull apart easily by hand; divide every 3 to 4 years, Divide as foliage goes dormant in the heat or mark plant location; roots are brittle, handle carefully, Divide in late spring to early summer, after blooming; will reseed but divide to keep specific cultivars true. 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