sue dingwell Share this post: Facebook Twitter Pinterest. It has escaped cultivation in scattered locations in the Northeast, Southeast and Mid- U.S. Weed Information. (15-25 cm) long, velvety and lanced-shaped. 1 except named horticultural varieties. Don’t Plant: Nandina. Several states now classify it as a noxious weed. A Burning bush (Euonymus alatus), a plant native to China and Japan, is invasive in some parts of the country. Buddleia davidii, the butterfly bush, is a flowering maniac. Posted in Home Page, Plant Profiles and tagged asclepias tuberosa, butterfly bush, butterfly weed, virginia native plants. Herring Run Nursery will be focusing each day on one invasive plant and a native alternative. Swallowtail caterpillar mimics snake tongue butterfly bush. Be Careful What You Plant! See also. As a result, only Oregon Department of Agriculture (ODA)approved seedless butterfly bush cultivars can be propagated, transported, orsold in Oregon. It is planted so extensively that it commonly escapes from gardens and is invasive through much of the U. S., including Arlington and Alexandria in Northern Virginia. Although not invasive everywhere, butterfly bush is meddlesome enough to have given the plant a bad name. Is Butterfly bush Invasive? Butterfly bush (Buddleja davidii) is a deciduous to semi evergreen shrub that grows up to 5 m tall.Until only recently, this species was celebrated for its robust growth, fragrance, and range of bloom colours, and often recommended for its ability to grow in poor soil and to attract butterflies. Butterfly bush has been declared invasive in many regions including much of the Pacific Northwest, parts of coastal California and along the eastern seaboard. It has spread to most of the counties in western Oregon and Washington. Butterfly Bush Species Buddleja davidii. Knapweed Invasive Cirsium spp. Butterfly bush is extremely invasive in natural areas. The list is organized by horticultural plant group: trees, shrubs, vines, herbaceous plants, and grasses. Japanese barberry. It has proven invasive on both U.S. coasts. Their study, which took place over a two-year period, is published in the journal Global Change Biology. : arvense, vulgare Canada, Bull thistle Invasive Clematis terniflora DC Sweet autumn clematis Invasive Commelina communis Common dayflower Invasive the handbook's author, C. Colston Burrell, as native alternatives to invasive plants for use in gardens, yards, and natural plantings. Butterfly bush (PDF), Buddleja davidii, has numerous cone-shaped bunches of purple flowers that attract butterflies. A Virginia Tech research team has discovered that native animals are diminishing as invasive plants gain a foothold in their habitats. Cultivars that produce less than two percent viable seeds will be placed onthe ODA appr… ODA, in cooperation with Oregon State University (OSU), hasdeveloped a criteria and process to approve sterile cultivars of butterflybush. In fact, they grow so well and spread so easily that, in some locations, they are considered invasive. It … That said, butterfly bush problems do occur, and this article will help. Aggressive spreading has been observed in a number of eastern states including Pennsylvania, New Jersey, West Virginia, Kentucky and North Carolina. Click here for one list. There are good reasons not to plant the butterfly bush, especially in regions where it is an identified problem. This plant can be weedy or invasive according to the authoritative sources noted below.This plant may be known by one or more common names in different places, and some are listed above. Appearance Buddleja davidii is a deciduous shrub that is 3-15 ft. (1-5 m) tall with arching stems. There are regions where the threat of invasive spreading is lower due to climate or availability, but some gardeners still choose to … It has been declared a noxious weed in Oregon and Washington. The reason the butterfly bush can be such a troublesome invasive plant is that the seeds are produced abundantly and spread quickly. 2020 Invasive Plant Factsheet: Butterfly Bush (Buddleia davidii) Although sometimes recommended for butterfly gardens, Buddleia davidii does not serve as a host plant for their larvae. Actually, Nandina was brought to North America as an ornamental shrub from Eastern Asia in the 1800s. Buddleja davidii. Flowers Flowering occurs from May to August, when dense clusters of tubular flowers develop. Buddleia davidii and hybrids Butterfly bush Invasive Carduus nutans Musk thistle Invasive Celastrus orbiculata Asian bittersweet Invasive Centaurea spp. About Butterfly Bush. Russian olive and Autumn olive (PDF) , Elaeagnus angustifolia and E. u m b ella t a , imported from Asia, have become serious weeds in southern PA pastures and other open ground. There are non-native plants that attract adult butterflies (butterfly bush is an invasive example), but only native plants are larval host plants. A native from Asia, this plant is listed as an invasive in more than 20 states including much of the West Coast and the area east of the Mississippi. Maybe not in small backyard gardens, but birds carry off the seed to the point that it's popping up in … Butterfly bush is an invasive plant, meaning it crowds out … Alien Invasive Landscape Plants in Virginia The following list contains alien invasive plants that are grown and/or used in the landscape/nursery industry. The Butterfly-bush, Buddleja davidii, with its large, purple, bee- and butterfly-attracting clusters of flowers in the summer, is a familiar sight in gardens in the Seattle area and as an invasive weed on roadsides and riverbanks. About VNPS Communications. If you plant a patch of native goldenrod (Solidago spp.) Butterfly bush can escape from plantings and become invasive in a variety of natural habitats such as coastal forest edges, roadsides, abandoned railroads, rural dumps, stream and river banks and some disturbed habitats. List of trees naturalized in West Virginia; Invasive species in the United States; References. Although Butterfly bush is a beautiful plant some states, including Pennsylvania, New Jersey, Kentucky, Virginia, and Delaware, have begun to list it as potentially invasive. The long, white flower racemes resemble the blooms of the butterfly bush as well. Class C noxious weed. Though mature butterflies love this shrub’s sweet nectar, the butterfly bush provides no support for butterfly and moth caterpillars. This eastern North American native blooms a bit earlier in the season, late spring to early summer. butterfly bush. This shrub is widely used as a foundation plant, hedge, and in mixed borders. Butterfly bushes are truly tough plants and grow well under a variety of conditions. Buddleia is not native to North America; butterfly bush is an exotic plant from Asia. Ecologists deemed the shrub a threat to native ecosystems, as butterfly bush seeds escaped backyard gardens and invaded forests and meadows. It pushes its proliferation of perfumed blooms straight through summer and well into fall, providing nourishment to butterflies all season long. Butterfly Bush Doesn't Stay In Your Yard. Chinese Wisteria (Wisteria sinensis) and it’s relative Japanese Wisteria (Wisteria foribunda) are landing squarely on the Most Hated Invasive Plants list.. One of my neighbors across the street has this plant in his yard. Unfortunately butterfly bush (Buddleia davidii) is not. Oregon’s noxious weed quarantine, OAR 603-52-1200, wasamended in 2009 as it pertains to butterfly bush (Buddlejadavidii /variabilis). They spread not only within your own garden but also in the surrounding area. There are serious infestations on the North Fork of the Willamette River near Oakridge and along the Coquille River near the coast. And while most prolific plants can be kept in check with regular pruning, burning bush belongs to a whole gang of common shrubs that seem set on world domination. B. davidii is a multi-stemmed shrub or small-tree that is native to China and has been introduced as an ornamental world-wide, first to Europe (1890s) and then later to the Americas, Australia, New Zealand, and some parts of Africa. Another excellent choice is Virginia Sweetspire (Itea virginica). - a supposed pollinator attractor - next to a non-native, invasive butterfly bush (Buddleja davidii) and observe them in full bloom, the results may be unexpected. Foliage The leaves are opposite, 6-10 in. Nandina (Nandina domestica) is such a common landscaping shrub that you might have thought it was a native plant. But remember, butterfly bush or buddleja is not the only plant you can grow that will look great and attract butterflies to your garden. Since that time, B. davidii has naturalized within sub-oceanic climates in the temperate and sub-Mediterranean zones. Here's the thing about butterfly bush. Spike-like terminal and axillary flower clusters bloom from early to late summer, sometimes to first frost. Some states banned the sale of Buddleia and listed it as a noxious, invasive weed. Summary of Invasiveness Top of page. 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