Greenhouse mums are typically late-flowering, tender perennials that, in many regions, won't survive the winter in the ground, let alone a pot. But plants that are growing in containers don’t have this protection. Continue watering mums even after their blooms have faded to encourage new root growth. They will not survive the winter if planted in soggy soil. Why Mums Don’t Often Last Through Winter. If your mums survive the winter, you'll see new growth developing around the base of the plant in early spring. You can move the potted mums to a protected spot such as beneath an evergreen tree with low sheltering branches, by the side of … Like many perennials, mums will often become larger each year. This is the name for mums … Also check to make sure the stems on the plant are not bent or broken and that the leaves are green. If you are buying beautiful mums for fall color and love them placed in pots around the garden, then I would say continue to do so, but don't expect them to make it through a harsh winter. Florist mums are not frost hardy and will need to be protected in the winter months. In the winter, cut your mums nearly to the ground to protect them from frost. Doing so increases the chances of successfully overwintering your plants. After the surface of the ground freezes in late autumn or early winter, mulch the mums with 4 to 6 inches of a non-matting organic material such as straw, pine needles or evergreen boughs. Regardless of whether you're going to plant your mums outdoors or keep them indoors in pots, choose those with lots of buds that haven't yet … Mums do best in well-drained soil so use a potting mix (Vigoro All Purpose Potting Mix, $7, The Home Depot) in your container. Do not prune them back after frost has turned them brown. Caring for mums really isn't all that difficult - and you can keep them blooming all season long with these tips from The Grounds Guys®. According to the National Chrysanthemum Society, the long-lasting, attractive flowers make mums a go-to for floral arrangements and corsages; in fact, mums are the most popular commercially-produced flowers in the U.S. I live in West Virginia and get my mums to last over winter even if planted in the fall. No matter what region you garden in, for winter, it's a good idea to apply a 2-inch layer of pine straw or shredded wood mulch around the roots of your mums. Likewise, are Belgian mums Hardy? After this happens, cut the top growth back and cover all the plants with a thick layer of mulch.The following spring, after the threat of frost has passed, pull the mulch back off the plants. In late spring and early summer, pick off dead and fading flowers to encourage more growth. A location on the south side of a building or other sheltered spot is ideal. These fall flowers come in orange, red, yellow, and even white. The blooms on forced mums don’t last long, and they’re generally meant to be enjoyed and tossed. Although garden mums are often called hardy mums, they may not survive the winter if drainage is poor or if you live in an extremely cold climate. Mums love the sun, so indoor mums will do their best if placed close to a window that lets a lot of sunlight in everyday. Chrysanthemums are fall's signature flower, so it's no wonder that you want to do all you can to enjoy them all season long.While you can bring home new mums each season, they will actually often return to your beds on an annual or biennial basis if you leave them in the ground, but proper care is essential if go this route. This measure is not intended to provide warmth for the plants, but rather to keep them cold because intermittent freezing and thawing can uproot them. ), but this year’s forced blooms are likely to be short-lived. Choose garden mums for a hardy flower. They’ll put down deep roots that help them survive the winter and come back the following year and flower again. Your mums will last longer if you actually take the time to repot them. However, deadheading mums are worth the trouble. One important question to consider for gardeners who want more than a four-week annual display is whether mums are hardy enough to survive our winters. I cut them back in the spring and then again cut the plant in half around the 4th of July. Also make sure to give your mums enough water. I really don't do much with the mums since I planted them in the ground - just trim down the old stems in late winter - early spring. Mums with closed blooms indicate that the plant is in an earlier stage of its lifecycle, and when they do bloom, they will last longer than those already putting forth flowers. That means if you live in USDA Zone 5, such as I do, then you need to put perennials in your containers that are hardy to Zone 3 or lower. Next, make sure your mums are getting enough sunlight. Chrysanthemums that are purchased in the fall need special protection for their first winter. September – If they are planted in September and the weather in September and October is warm, they can possibly overwinter as other perennials. As soon as the weather warms, pull away mulch to allow new shoots to pop up. I do not cut the mums back but I cover them with a good bedding of straw. Click to see full answer. Mums bloom in the perfect palette for fall color at your door. October – Mums planted this late in the fall season may not have time for their root systems to become established enough to survive the winter. Deadhead the Mums . I am a lazy gardener too, so I am very surprised that the mums have come back for two years in a row. On average, garden mums will not start to set buds until the nights last about 10 hours long. The above is meant for potted mums that you purchase in the fall . You can also protect potted mums by planting them in a cold frame. The plants benefit greatly from it and look much better when finished. Mums that are planted in late summer or very early fall have a better chance of surviving harsh temperatures because their roots will have some time to establish in the ground. Belgian Hardy Mums are not your ordinary fall-flowering, winter-hardy chrysanthemums. A key to the mum’s survival of the winter is to plant it in the ground well before the first frost. They are prolific blooming, easy to grow, hardy mums and are available in a huge range of colors.Hardy – Belgian Hardy Mums will over-winter in many areas with the proper care. 3. Mums like fall-like weather, but will freeze if left outside and temps get in the 30's. Mums are a hardy perennial plant best planted in the spring, but mums that are sold in garden centers in the autumn are really being treated as annuals. First, leave the foliage on the plants until spring. However, keep in mind that by fall, most properly planted mums will reach up to 3 feet in height and width. They are already in full bloom with beautiful autumn jewel-hued colors to decorate your house, along with autumn wreaths and gourds. Hardy, or garden mums on the other hand, have a deeper root system. If you are growing mums in pots for a single season, you can mix them in with other plants in a large container. If you’re planning on keeping your new mum in … Keep soil moist, ... cold winter winds, which can also be harsh on mums. With proper care, potted mum plants can last through the winter or be winterised in a garden for regrowth the next year. How to Keep Flowers Coming. Some varieties are winter hardy and will come back next year (check the label! Often it just means they can tolerate some light frosts before dying. Protect Mums During Winter. If you keep up with deadheading, chances are the mums will last longer and may repeat bloom. Blooms follow in six to 10 weeks. Learn about popular mum colors, ... Water well and continue to water every other day or so as long as the plant continues blooming. Will mums survive the winter? In general, mums can be hardy in zones 4 to 9, but the colder your hardiness zone, the less likely they are to survive winter conditions. Even if your flower bed looks a bit bare when you first plant your mums, in time it will fill in.Spacing mums … They are perennial, though, so they should come back next year, but you should keep them cut back so they can make their big show in the fall. Potted mum plants make colourful decorations in the late summer and throughout the fall, even providing a bright backdrop for Thanksgiving festivities. Cool temperatures don't bother mums, either. Even when they are sold as ‘hardy’, it may not mean winter hardy. Mums will generally lose their top growth after a hard frost and go dormant for the winter. Since mums are one of the last perennials to bloom, this is a good idea. Be sure to keep the containers away from areas that receive sunlight. Plants that are growing in the ground can handle air temperatures below 20°F because the roots are insulated by the surrounding earth. Keep in mind however, that mums demand good drainage. Plant in well-drained soil and avoid oversaturation. Overwintering Mums in Pots. In zones 5 and up, with a bit of special attention, hardy mums can be planted as perennials. Can I plant or keep my mums in containers over winter Asked October 29, 2014, 4:31 PM EDT I have some big beautiful mums and want to know what I can do with them over the winter, should I plant them or can I keep them in the pots for next fall, they were spectacular on my front porch. 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