Zone: 4 – 9. All are climbing vines that grow and attach itself to any nearby supporting structure. Wisteria macrostachya Summer Cascade™ (‘Betty Matthews’). What should I do? A Kentucky Wisteria variety grows over an arbor in the English Walled Gardens at the Chicago Botanic Gardens. Smaller shoots extend from the main vine, and leaves extend alternately in each direction from those stems. https://laidbackgardener.blog/2018/04/14/bone-meal-much-ado-about-nothing/. The dripping blooms of Japanese wisteria can make the mouth water. « Wisteria devrait être le mot latin pour travail! Today, vines available for sale that are more likely to bloom earlier and have desirable characteristics are those that can be traced back to those cuttings. A vigorous climber for large walls, fences etc. She writes about many of the health topics she has experienced and overcome firsthand. If you want to grow luscious cascading Asian varieties, you will have better luck in the southern U.S. Wisteria needs a lot of sun in order to flower. There are even a few cultivars from which to choose. Consider growing them on a pergola or up an old tree. Some consider this to be a sub-species of American wisteria. This is not something cold climate gardeners can easily achieve. Spring is ideal—this gives the vine time to become established in its new home. 8-10″ long clusters of lilac blue flowers. Blue Moon Kentucky wisteria ( Wisteria macrostachya 'Blue Moon'): Blue-purple flowers. Call us. and can be trained into a small weeping standard. The cons with American/Kentucky is that the blooms are not as large or as fragrant (some say certain American/Kentucky strains smell like "cat pee") so make sure you can smell the blooms before purchase if that's a big deal to you. Finally, I enjoyed your article a lot. When these do bloom, they bloom in late April to mid-May, before a lot of the foliage has grown. The blooms hang down in large clusters that reach 12 inches or more, and the individual flowers are purple-blue – a stunning effect. It is glorious when in bloom, but needs proper attention to make sure it doesn’t take over. I’m thinking of planting a wisteria (blue moon) in an arbor. These leaves are from a young vine at the Chicago Botanic Gardens. Kentucky Wisteria Macrostachya “Blue Moon”: One of the most reliable even in northern climates, pale purple blooms several times between early and mid-summer. Unless your soil is extremely poor, you probably won’t have to ever fertilize them. It is scheduled to go into continent-wide distribution in 2016, so look for it in a garden center near you very shortly. Almost all types claim to be hardy through zone 5, and the American varieties sometimes to zone 4. Blooms at an early age. You didn’t mention where you are growing the plant, so how much protection and what kind are hard to predict. The most coveted wisterias are two Asian species, Japanese wisteria (W. floribunda) and its doppelgänger, Chinese wisteria (W. sinensis). Grafted Wisteria Pink 2L 60-70cm on canes £19.99. You Garden. Iv planted the vine directly in the ground , but next to bushes to encourage growing over a stable arch . Below is all the information you’ll need about this coveted vine, its varieties, how to care for it, and if you are interested, in how to grow more of it. Hardy! The blooms have also been described as resembling rain. Change ). Vines can grow 15 to 25 feet long and produce 6 to 12 inch racemes of scented pea-like flowers which appear in June. 2 watching. Zones: 4-9. Wisteria is a beautiful vine that many gardeners dream of having one day. Accepts wet soils better, is more restrained and tends to bloom an earlier age than Asian wisterias. The blooms hang down in large clusters that reach 12 inches or more, and the individual flowers are purple-blue – a stunning effect. Stick this cutting into a small pot or container of seed starting mix, or a mixture of sand, peat moss, or vermiculite. In the spring, they will display beautiful racemes of seemingly huge purple flowers compared to their miniature foliage and stems. About Wisteria macrostachya Blue Moon. Watch. Many North American wisteria will already be in bloom when you buy them and will continue blooming from then on. Change ), You are commenting using your Google account. The wisteria mystery has been solved and by none other than Marge Hols, who wrote this column for many years. This makes Asian varieties' blooms more showy and noticeable than American ones. Also, has the weather been very dry? Once it is rooted and begins growing, let the trunk thicken for several months. Blooms at an early age. It also gets a lot of sun. It is very woody and strong, and can wrap around a tree trunk and destroy the tree. Bonsais are potted versions of otherwise larger plants. Boring, OR 97009. It will cover itself in spring with scads of lilac purple and white fragrant blooms hanging down 2 ft or more. Once it gets going, it will continue to twirl around the support without help. They are advised against, however, because they take so long to bloom, and because they may not grow true to their parent plant. What: Sets lavender-blue blooms up to three times in a season. Best of luck with your wisteria trials. At the tip of each shoot is a feather shaped leaf running perpendicular to the other leaves on the stem. Is that a good idea to plant there? It blooms in late spring or early summer. These are less predictable, and likely stem from plants grown from those first seeds. As mentioned previously, these are the most beautiful when in bloom, but also the fastest growing and potentially threatening to other plants and structures. It’s helpful to know that these long “whips” are juvenile stems and will not produce bloom the following year, so no harm comes from pruning them back to 6 to 12 inches from a main stem. ... Aunt Dee Kentucky Wisteria $ 99.50. The most widely known hue is lavender. Some American varieties are hardy to zone 4 or lower, and are known to grow and bloom even in Minnesota. Japanese and Chinese wisteria are almost identical, except Japanese vines twirl clockwise and Chinese vines twirl counter-clockwise around a supporting structure. Although there are many varieties, wisteria can be identified by several common characteristics. Wisteria macrostachya 'Aunt Dee' Southern Belle Wisteria. Wisteria macrostachya 'Aunt Dee' Abundant 8- to 12-inch-long clusters of fragrant lilac-blue flowers on new growth. Wisterias make beautiful bonsais. Because of this, flowering trees or vines are best if they are kept as larger bonsais. Photo by: blickwinkel / Alamy Stock Photo. Wisteria macrostachya ‘Blue Moon' Produces foot-long clusters of lavender-blue flowers in spring, with repeat blooming throughout … Question: The leaves of my black dragon wisteria are turning yellow and limp, yet the veins remain dark green. Aunt Dee Kentucky Wisteria Wisteria macrostachya 'Aunt Dee' Sku #7684. Depending on the species, flowers hang in cascades ranging from 10 to 80 centimeters long. The majority of Kentucky wisteria (such as cultivars ‘Abbeville Blue,’ ‘Blue Moon’ and ‘Aunt Dee’) feature a color that falls in the blue-violet spectrum, the one exception being the cultivar ‘Clara Mack’, which … As a result, its flower buds often begin to form too early in the season and can be killed by a late frost. Its average texture blends into the landscape, but can be balanced by one or two finer or coarser trees or shrubs for an effective composition. I didn’t know anything about the plant, but I knew I wanted one in my garden someday. It is the “beauty and the beast” of gardening, however. Fast growing. Aunt Dee Wisteria is a multi-stemmed deciduous woody vine with a twining and trailing habit of growth. Eventually, Westerners returned to Asia to obtain cuttings from vines they coveted, and were able to grow identical vines from those. Blooms are usually violet colored, but can be white, purple, pink, or blue also. If you live in the South and feel you can keep the plant in check, you can go for the showy Asian varieties. Deciduous. Perfect for covering a trellis, pillar, fence, rail or arbor. The cultivar ‘Blue Moon’ is a hardy selection from Minnesota with wonderfully fragrant blossoms that first appear in June and repeat through the summer. These vines have the longest clusters of flowers of any wisteria, sometimes up to 18 inches long. When pruning roots, only prune dead roots if possible. Blue Moon Kentucky Wisteria. Keep the following in mind when planting and choosing a wisteria vine. The lilac-blue fragrant flowers bloom up to 3 times during the season. The vine got its name in the early 19th century when botanist Thomas Nuttall named it after the famous physician Dr. Caspar Wistar. For these reasons, some gardeners choose to grow the non-invasive American varieties of the plant. In actual fact, they are pretty much equal to Asian species when it comes to stem hardiness (USDA zone 3, AgCan zone 4), but where they shine is in their capacity to bloom after a cold winter. Two cultivars that have been giving good results are ‘Blue Moon’ and ‘Aunt Dee’, and they can be considered bud hardy to USDA zone 3 (AgCan zone 4). To propagate wisteria this way, cuttings are taken from new growth at the end of the growing season. They can also take down man-made structures like street lights, porches, or even walls of buildings if not kept in check. Likewise, if soil is heavy with nitrogen, this will encourage greenery but not blooms. Blue Moon Wisteria. When: Late spring. Plant it somewhere where it will get at least 6 hours of sun each day. If you want larger clusters of bloom, then the Blue Moon Wisteria variety should be your choice. The cultivar considered the most suited to northern gardens is W. frutescens ‘Amethyst Falls’, but still, its susceptibility to spring frosts means it really can’t be widely recommended north of USDA zone 4b (AgCan zone 5b), except in the most protected spots. Some commercialized cultivars of the Japanese species include: Some specific varieties of the Chinese species include: Also, some hybrids between Japanese and Chinese wisteria exist, such as Wisteria Formosa. It blooms later than the others, often not until the end of June in colder areas, well out of reach of frost. If so, how much? Pruning live ones will again encourage more green growth rather than flowering. Zone: 4 – 9. You can tell the two apart by the direction the twining stems turn in: clockwise in the case of Japanese wisteria and counterclockwise in the case of Chinese wisteria. Wisteria is a beautiful, fast growing vine that covers pergolas or arbors. Plant your wisteria in full sun in a warm, protected spot (near a south- or west-facing wall, for example). Hope all is well with you. Compare that to Asian wisterias that can often take 7 to 10 years to produce their first flowers. Kentucky wisteria (W. macrostachya) typically has shorter, denser panicles than the Chinese or Japanese wisterias. Only repot it once its roots completely fill the pot it’s in—if you leave it with too much room to grow, it will focus on growing greenery rather than blooming. If you plant them in soil that is too rich, or if you add a nitrogen-rich fertilizer, the plant will tend to produce lots of leaves but few flowers. Full sun. Browse pictures and read growth / cultivation information about American Wisteria (Wisteria frutescens) 'Aunt Dee' supplied by member gardeners in the PlantFiles database at Dave's Garden. A proven hardy selection graced with gorgeous lilac-blue flower clusters that are 8 to 12 inches long. The cultivar ‘Blue Moon’ is a hardy selection from Minnesota with wonderfully fragrant blossoms that first appear in June and repeat through the summer. Wisteria is a popular climbing vine that produces beautiful purple flowers. Wisteria Vine Wisteria Amethyst Falls' Flowering LIVE Plant In Bloom Now! A superb vine to use for covering a trellis, pillar, fence, rail, or arbor. Kentucky wisteria plants are the premier wisteria vines for zone 3. I might add that the purple blooms on my wisteria smell heavenly. ‘Aunt Dee’ has pale lavender blooms and ‘Clara Mack’ has white blooms. Plants grown from cuttings will take a few years to bloom, unlike those grown from seed, which could take decades. Tolerates wet soils better and … It will just encourage more “reproductive” or flowering action from the vine). 31020 SE Waybill Rd. If grown as a standard, it will need a T-shaped copper or metal support. Although many gardeners on many continents love and grow wisteria, it is considered an invasive species in many parts of the United States, especially the fast-spreading Asian varieties. Tolerates wet soils better, is more restrained, and tends to bloom an earlier age … It is popular in the southern United States, where it is more likely to bloom each year because of the warmer climate. Both produce long spikes of grape-scented flowers that drip down to up to 20 inches (50 cm) in length. The Blue Moon Wisteria is a true American Queen, growing naturally in the southern states and growing naturally as far north as Illinois. But they aren’t very hardy. A good Kentucky Wisteria like Aunt Dee or Blue Moon would probably be your best bet. lots of sun and soil that that is not too high in nitrogen. Also, if the wrong variety is grown in the wrong spot, it may never bloom. ago along with a White wisteria vine that I ordered online from White Farm Farm (also very high end) I planted them close enough together that I was able to take one of the thicker young vines and simply loop it around the other halfway up the first yr. If you want to try to grow wisteria seeds from an existing vine, you can take seeds from the ornamental fruit in the fall. If you live north of USDA hardiness zone 4 (AgCan hardiness zone 5), you’re in the “not really a good climate for wisterias” region, but you can be successful… if you choose one of the hardiest cultivars. For their first season, you should regularly water them if they don’t receive a lot of rainfall. Aunt Dee Kentucky Wisteria. They are kept looking like miniature versions of their namesake plant through careful pruning of both the branches and roots. Once it is thick and growing upward, transfer it to a regular bonsai pot with bonsai specific soil. Wisteria vines grow upward from a central stem, and have been trained into tree (standard) form, but do best as a climber. $14.99. Wisteria macrostachya Aunt Dee £39.99. This will encourage the top to produce more lateral growth. The spectacular bloom of a Japanese wisteria… in zone 8. Prefers well drained soil and we recommend mulching well for … This puts their late-to-sprout flower buds out of range of late frosts in most years. Characteristic wisteria leaves. They bloom later, in June, and are in fact sometimes called “summer wisterias”. The only way around this factor is to wait, unfortunately. That said, it must be admitted that the North American species aren’t nearly as impressive in bloom as the Asian species. (This won’t kill the plat—it’s very hard to kill wisteria. ‘Aunt Dee’ has pale lavender blooms and ‘Clara Mack’ has white blooms. Although they will grow in USDA zone 3 (AgCan zone 4), but often freezing back severely, their flower buds are formed over the previous summer and overwinter on the plant (they bloom on old wood). Wisteria seeds are not extremely common commercially, but they are sold. The world's largest wisteria vine in Sierra Madre, California. Also, they don’t bloom as heavily as Asia wisterias often do: you simply don’t seem them “covered with flowers” like an Asian wisteria can sometimes be… in zones 7 or 8, that is! I have a Chinese Blue Tree form that I got from a very good nursery 3 yrs. A proven hardy selection graced with 8 to 12 in. They are also ideal for those who are conscious of the fact that Asian wisterias are often invasive, and who would like to prevent the spread of unwanted vegetation. Wisteria vines should be watered regularly for the first few weeks after they are planted. It blooms later than the others, often not … and can be trained into a small weeping standard. I grew mine from vines I found in a field. In the first few years after being planted (assuming you’re planting a wine produced from a cutting, not from seed), it should grow slowly, but once the vine has been in its permanent location for a few years, it will grow very aggressively and will need pruned frequently to make sure it doesn’t take over nearby structures or trees. I have a Summer Cascade variety I believe. Depending on the species, their stems either twirl clockwise or counterclockwise as they climb. Rated 5.0 out of 5 based on 2 customer … My initial research turned into an obsession—I read every piece of literature I could find about this beautiful (but aggressive) vine, and even drove 70 miles to the Chicago Botanic Garden to see one in person. Also, flower cascades are not as long as those on Asian varieties, and resemble more the pointy blooms of butterfly bushes or lilacs than the draping blooms usually synonymous with the plant. Many wisteria don’t bloom until after 20 years. A favorite flower for climbing over arbors, training up a wall or growing as a standard tree, wisteria (Wisteria spp.) When: Late spring. Being fairly vigorous, the plant will need a simple structure to grow on, like a fence. So of course I went looking for more information and found your article. Should I cover the entire plant with burlap or place straw on the root system? Wisteria frutescens: while attractive in bloom, it is not really as impressive as the Asian species. Wisteria sinensis 'Southern Belle' Black Dragon Wisteria . Can Wisteria macrostachya be grown as a standard. This plant is considered slightly more hardy than the species and may perform well in zone 4. Take a cut of the green growth at a 45-degree angle, and dip it into rooting hormone. Less commonly (for home gardeners), this plant is grown through grafting (attaching part of a new cutting to another plant until the two fuse together), or from layering. Vines should be pruned in winter, shortly before spring. How to Overwinter a New Wisteria Plant. Wisteria vines, for the most part, are not for the wimpy gardener.About 99.9% of the plants sold are Japanese wisteria (Wisteria floribunda) and Chinese wisteria (Wisteria sinensis)—thuggish Asian imports that frequently escape managed gardens.They climb the tallest trees, spread at light speed, and their muscular, … E-mail us. WISTERIA VINE PLANT BUSH TREE PURPLE LAVENDER LILAC … Although not as common, white wisterias are equally as beautiful as the purple varieties. We provide an unparalleled selection of high quality plants, professional landscaping, locally-grown produce, and a friendly helping hand (and that hand has a mighty green thumb). Old wisteria vines are common in China and Japan. Kentucky wisteria bears mildly fragrant bluish-purple flowers after growing only two to three years, making it the quickest wisteria to bloom. Appealing Features Plant Blue Moon Wisteria for its: • Flowers. And wrapping an entire wisteria plant in burlap is quite an undertaking and is unlikely to do any good, as it protects the old wood while ‘Summer Cascade’ blooms on new wood. Answer: It prefers hotter zones, so it should grow in Florida. About Pahl's Market The Premier Garden Resource of Minnesota. There was a generous amount of great information. Learn how your comment data is processed. ), with their dripping spikes of scented lavender blooms, are probably the most desirable of all climbing plants in colder climates… precisely because they are so difficult to get to bloom. For mature vines that should be flowering, pruning can encourage more flowering. The Aunt Dee Wisteria, 'Wisteria macrostachya 'Aunt Dee', produces showy clusters of fragrant, lilac like, light purple flowers in the spring. What: Dripping with fat clusters of lilac-blue flowers. » Mais la beauté d’une glycine en fleurs compense bien pour ces longues heures de travail. Also, North American types are less dominant plants, not nearly as likely to take over your landscape with crushing, spreading, invasive stems as Asian wisteria are prone to do. They are dark green in color. ( Log Out / If grown in the right conditions, wisterias will grow quickly, and once they are mature, bloom like crazy even if you don’t do anything to it. The blooms will arrive later, on new growth (after frost), after foliage is already set. floribunda.) ‘Blue Moon’ is a cultivar from Minnesota and has small fragrant clusters of periwinkle blue flowers. Iv contacted a few sights to try and search the problem , but ... no luck yet . If kept as a vine, it needs a big wooden pergola, arbor, or trellis. Even though American wisteria is easier to grow in a larger range of U.S. climates, it is not quite as showy as its Asian counterparts. It’s a great help! The vine had early success in England. And there is a new arrival, deemed the hardiest wisteria of all: Summer Cascade ™ (W. macrostachya ‘Betty Matthews’). To keep Wisteria in check, it can be pruned in late summer or early fall. These are an increasingly popular choice for more northern gardeners who really want a wisteria vine, but are not able to get an Asian variety to bloom. You can remove the bottom 1/3 of leaves from the cutting. This is one you might even want to try, at least as an experiment, in USDA zone 2 (AgCan zone 3). Cold climate zone 3 gardening can be one of the most challenging of the regional conditions. Wisteria’s refusal to flower even in mild climates is legendary; in cold areas, it is even less reliable. Wisteria MACROSTACHYS "Blue Moon" - Hardy Perennial - 1 PLANT 15" Tall. The United States Department of Agriculture zone 3 can drop to -30 or even -40 degrees Fahrenheit (-34 to -40 C.). If you want larger clusters of bloom, then the Blue Moon Wisteria variety should be your choice. (Wisteria macrostachya 'Aunt Dee,' 'Blue Moon') Wisteria is well loved for the beautiful, fragrant lavender-blue racemes that dangle from the vine in early summer. I started them with root hormone I found in Lowe’s. Wisterias (Wisteria spp. Wisterias prefer to climb and spread, but with proper care can be trained into a standard or "tree" form. Fill in your details below or click an icon to log in: You are commenting using your WordPress.com account. Its hard, woody vines and growth make look a little unsightly during the winter months after it loses its leaves, but it will come back vigorously in the spring. LOOK. I do fertilize it twice a year with Miracle grow. Two cultivars that have been giving good results are ‘Blue Moon’ and ‘Aunt Dee’, and they can be considered bud hardy to USDA zone 3 (AgCan zone 4). Like many perennials, wisteria can be planted either in the spring or the fall. The wisteria vine and its luxurious flowers has been known in Asia for centuries, but because of trade restrictions, was not introduced into Europe or the Americas until the 1800’s. It blooms later than the others, often not until the … Some varieties grow to up to 30 feet long. Aunt Dee Wisteria needs support, such as a trellis, arbor or fence to grow and climb on. Megan writes about health issues, among other topics. I seem to have a problem with my young Wisteria . The Wisteria Festival is held there each year to pay homage to the vine. Some consider this to be a sub-species of American wisteria. As I discovered, wisteria is a marvelous vine that, when cared for properly and grown under the right conditions, wows each year with luscious cascades of purple flowers. When one is under a wisteria vine in bloom, it appears that it is “raining purple.”. Aunt Dee Kentucky wisteria ( Wisteria macrostachya 'Aunt Dee'): Flowers are light purple with a light fragrance. Most of today’s flourishing wisteria vines were grown from cuttings from older plants. Two cultivars that have been giving good results are ‘Blue Moon’ and ‘Aunt Dee’, and they can be considered bud hardy to USDA zone 3 (AgCan zone 4). Finally, when the Asian species start to bloom, their foliage isn’t yet fully formed, allowing the flowers to dominate while North American wisteria flowers have to peek out through fully leafed out stems. Thompson & Morgan. Studies at the University of Minnesota show it to be the only wisteria that can truly be counted on to bloom annually and abundantly in USDA zone 3 (it hasn’t been officially tested in Canada, but the AgCan equivalent would be zone 4). This content is accurate and true to the best of the author’s knowledge and is not meant to substitute for formal and individualized advice from a qualified professional. Wisteria macrostachya 'Blue Moon' Aunt Dee Wisteria. Do not use nitrogen fertilizer, as this will discourage blooming. Question: Can the Wisteria vine be grown in Florida? The flower pendulums hang downward, and blooms open first at the top of the cluster, making their way down. These reliable plants usually will have copyrighted names like “Texas Purple.” Vines that are grown from seeds, and are of an unknown species or hybrid, are usually just labeled as Wisteria Floribunda (Japanese wisteria) or Wisteria Sinensis (Chinese wisteria) with no coined name after it. In fact, cutting them back may even help stimulate better bloom. Height 15-25`. You should cut off at least 50 percent of growth from the prior season, leaving at least a few buds on each stem. Both deciduous trees, and evergreens like juniper are made into bonsais. Wisteria floribunda 'Violacea Plena' Visit us. After they are mature and established, you won’t need to water them unless your area is going through a drought. During these seasons, the heat won’t be as likely to shock the plant, and the ground is sufficiently soft for it to spread its roots. Afters years of training and pruning, wisteria vines can be grown into beautiful miniature "trees.". Factors that affect poor or no blooming are mainly winter dieback and incorrect soil makeup. It requires pruning twice a year: once in the winter, and once in the summer. ( Log Out / And there is a new arrival, deemed the hardiest wisteria of all: Summer Cascade ™ (W. macrostachya ‘Betty Matthews’). The fragrance will catch you when you walk by like the strong smell of Gardenias. In northern climates, if you are worried that the harsh cold may prevent blooming, you can cover the base of the plant around the main trunk with mulch, and can wrap vines in a material such as burlap to protect newly forming flower buds. This method can also be used to create a fuller looking vine in the same location. In the meantime, be sure to give wisteria conditions it likes, i.e. This native plant is related to the more common Chinese wisteria, but is much superior if you live in a cooler area. It is in a box that measures 1'x1'x18, and it is about three or four years old. This deciduous, twining, woody vine is noted for long life and exceptional beauty. When not kept in check, it can quickly become a menace in the garden, however. We’ve just purchased a Wisteria macrostachya ‘Betty Matthews’. Once the plant is established, it will need repotted every few years. A long lived wisteria that is one of the most hardy, growing in USDA zone 4. Don’t know how they got there, but I’m glad they were. Japanese and Chinese types are usually hardy in zones 5-9, but are known to do much better in the warmer zones. long clusters of lilac blue flowers. Photo by: blickwinkel / Alamy Stock Photo. Wisterias live in symbiosis with bacteria on their roots that provide them with the nitrogen they need for their growth. $9.99 shipping. Leaves are 15 to 35 centimeters long, and are feather shaped, much like those of a fern. Watch. Otherwise they’re pretty much identical. This is disappointing, and some people don’t find out until they’ve planted their vine and have patiently waited for a few years. Aunt Dee … Still, it can be beautiful if grown over a pergola or trellis in such a way that the blooms are encouraged to hand down. Make sure soil drains well. Wisteria brachybotrys Showa-beni ... Wisteria macrostachya Blue Moon £34.99. And there is a new arrival, deemed the hardiest wisteria of all: Summer Cascade ™ (W. macrostachya ‘Betty Matthews’). Very hardy wisteria. The hardy Summer Cascade™ wisteria was bred from a hardy strain of Kentucky wisteria and first known as ‘Betty Matthews,’ after a White Bear Lake resident in whose yard it … To start a wisteria bonsai, take a cutting from young growth just like you would for normal propagation. that it could crush. How can I protect my Wisteria from the winter? They were growing on a tree. Moreover, both species tend to rebloom once or twice during the summer. The difference is that they bloom on new wood, that is, new stems that sprout in spring, and that means the plant can bloom even after a harsh winter.