hairy bittercress (C. hirsuta) • Non-native (may be invasive) • Commonly found in lawns and along streams • Grows to 12” tall • 2 - 4 pairs of leaflets, alternate on leaf stem. Narrowleaf bittercress, Cardamine impatiens, can grow up to 2 feet tall and is apart of the mustard family along with garlic mustard and dame’s rocket. The University of Georgia - Center for Invasive Species and Ecosystem Health. Narrowleaf Bittercress - Cardamine impatiens Other Common Names: Narrow Leaved Bittercress Native to: Eurasia Best Method of Removal: Hand pull rosettes before flowering and seed maturation Interim Measures: None, get rid of it before it sets seed Native Alternatives: Any woodland natives I discovered this invasive plant in our yard last spring. The following species are on the State's "eradicate" list (except narrowleaf bittercress) and currently being studied in this project: Data Source and References for Cardamine impatiens (narrowleaf bittercress) from the USDA PLANTS database : Name Search: name search type enter a search name State Search ... Connecticut Invasive Plants Council. Invasive Species Compendium. Basal rosette of pinnate leaves; 1-3 pairs of leaflets with terminal, larger leaflet; tiny, 4-petaled white flowers in clusters at top of stems, followed by slender, upright seed capsules. B. Narrowleaf Bittercress - Cardamine impatiens A midwestern blog about pollinators, ecological landscape restoration, nature observations, native plant profiles, and wildlife gardening. Because of its unusual and sudden appearance it was identified and determined an invasive plant, but one not yet documented in Minnesota. Narrow-leaf bittercress can invade rapidly into a variety of natural habitats, including moist woodlands, floodplains, meadows, and low swampy ground. It is a slender, biennial herb, that produces sterile leaves in the first year, one to several flowering stems during the next. Invasive Plants Herbs Landscape Nature Herb Data Source and References for Cardamine impatiens (narrowleaf bittercress) from the USDA PLANTS database Doc ID: 1738703 Doc Name: narrowleaf bittercress.pdf; Error Message: General Information on Invasive Species. MITPPC scientists are now creating predictive model maps of 9 invasive weed species on Minnesota’s Noxious Weed List to make early detection easier and improve the State’s eradication efforts. In 2008, during a routine plant survey, Fortin Consulting discovered and reported the first infestation of narrowleaf bittercress in Minnesota. As is typical of other species of Bittercress, the fruits open from the base with two deciduous strips coiling up to reveal the seeds attached to a central membrane. Photo by Rick Findlay. Image 5449286 is of narrowleaf bittercress (Cardamine impatiens ) flower(s). This plant can be weedy or invasive. Noxious Weed Information: Connecticut (narrowleaf bittercress) Invasive, banned. NARROWLEAF BITTERCRESS Cardamine impatiens Narrowleaf Bittercress Cardamine impatiens History Narrowleaf bittercress (Cardamine impatiens), sometimes called bushy rock-cress, is a member of the mustard family (Brassicaceae). 2020. It is an invasive that was introduced from Europe as a vegetable green and a medicinal plant. Invasive Plants in Pennsylvania Narrowleaf Bittercress Cardamine impatiens L. Description: Narrowleaf bittercress is an herbaceous annual or biennial that can grow up to two feet in height. Connecticut Invasive … As with any other invasive infestation complex, large stands of narrowleaf bittercress are best managed via a combination of mechanical and chemical means. ), gypsy moth … The plant is a biennial plant in the mustard family that grows in moderately sunny to densely shaded areas. Narrowleaf Bittercress (Cardamine impatiens), a fast moving, invasive species has been spotted in Littleton. Connecticut invasive plant list (20 April 2005). Nov 26, 2019 - Image 5449232 is of narrowleaf bittercress (Cardamine impatiens ) flower(s). Hairy bittercress going to seed. Narrow-leaf Bittercress is differentiated by the downward-pointing "ears" at the base of the leafstalks. garlic mustard (Alliaria petiolata) • Widespread invasive plant Management Options: A. Narrowleaf bittercress Cardamine impatiens Description Easily dispersed due to its seed shooting ability; can form dense stands, outcompeting native species. Many of our problem invasives were (and often still are) planted as landscape plants in New Jersey. A number of species, including narrowleaf bittercress (C. impatiens) and hairy bittercress (C. hirsuta), are considered invasive species outside their native range. The stem is erect and glabrous. Detailed coverage of invasive species threatening livelihoods and the environment worldwide. Summary 2 Cardamine impatiens, the narrowleaf bittercress or narrow-leaved bitter-cress, is a plant species of the genus Cardamine belonging to the family Brassicaceae. When a leaf is removed, the ears remain on the mainstalk. Pennsylvania bittercress (C. pennsylvanica) • Native • Found on wet ground and stream banks. Classification in Wisconsin: Prohibited Species Assessment Groups (SAG) were assembled to recommend a legal classification for each species considered for NR 40.The recommendation for narrow leaf bittercress was based upon this literature review [PDF] developed by the department. Additional Resources. Narrowleaf bittercress is established in New England. Japanese stiltgrass (Microstegium vimineum) invasion of a forest in Greenbelt, MarylandNumerous non-native plants have been introduced to Maryland in the United States and many of them have become invasive species.The following is a list of some non-native invasive plant … Range and pasture lands are diverse types of land where the primary vegetation produced is herbaceous plants and shrubs. All managed infestations should be monitored for at least several years to monitor for new seedlings and to prevent reinvasion from nearby populations. Please note that a plant may be invasive in one area but may not in your area so it’s worth checking. Please cite the EDDMapS as: EDDMapS. If you see this particular plant, pull it and let us know where you found it.. Cardamine impatiens produces many seeds per plant. Growth habit. Humans are responsible for almost all of the invasive plant and animal problems. Cut-leaved toothwort (Dentaria laciniata) Joan E. Rahn/Encyclopædia Britannica, Inc. Each plant has six to twenty pinnately divided leaves on the stem. Hand Pulling Control can often be accomplished by hand-pulling for small populations (less than 1/4 acre). ... State Lists - This map identifies those states that have this species on their invasive species list or law. More information: Minnesota Department of Agriculture More Photos on the Invasive Plant Atlas Website Cutting & Mowing C. Propane Torch D. Herbicides E.Grazing A. Narrow-leaf Bittercress may resemble some other Cardamine species, most notably Pennsylvania Bittercress, but the latter has larger and better defined flowers while the former has the distinct auricles at the leaf base. Narrowleaf Bittercress. Narrow-leaf bittercress, also known as bushy rock-cress, is a new invader to Minnesota. The experience of other states with this species provides a basis for concern. The response was that it was narrowleaf bittercress … Narrowleaf bittercress proliferates and spreads very quickly, provoking apprehension that it may prove highly invasive. Invasive species--possibly NOT narrowleaf bittercress. This invasive bittercress has been primarily found in woodlands near the … It is somewhat shade tolerant, so it does well in forest edges or dappled sunlight. This is a new exotic species in Minnesota, and highly invasive. A few years ago I sent the MSU extension service a picture of an invasive plant that the local master gardeners could not identify. It can grow to be 2 ft. (0.6 m) in height. Massachusetts (bushy rock-cress, narrowleaf bittercress) Prohibited. This categorization of Invasive Species in the Catskill Regional Invasive Species Partnership (CRISP) attempts to prioritize invasive species based on the ability of CRISP to perform prevention, early detection and control efforts for these invasive species based on the species invasiveness (according to NYS ranking evaluation) and distribution (according to iMapInvasives and expert knowledge). Plants pulled early in the season are much smaller and easier to manage. Narrowleaf bittercress is a shade-tolerant biennial that can form dense stands in woodland habitats. Invasive Species of Concern in Maryland: Insects: Other Invertebrates: Vertebrates: ... Terrestrial Plants: Viruses, Fungi and Other Organisms: Information and Resources: Narrowleaf Bittercress Cardamine impatiens: Found in forested habitats where it outcompetes native plant species. We are currently updating this section. narrowleaf bittercress Cardamine impatiens L. This species is Introduced in the United States. Filter by type Search Advanced search Datasheet ... Cardamine impatiens (narrowleaf bittercress) Index. It is by Leslie J. Mehrhoff at University of Connecticut. It can be found in shady woods, and … If you have seen Narrowleaf Bittercress in Minnesota, report where you found it on the Minnesota Wildflowers website. Hand Pulling B. You are being redirected to the DCNR eLibrary. Asked August 28, 2019, 1:20 PM EDT. It is by Leslie J. Mehrhoff at University of Connecticut. Early Detection & Distribution Mapping System. Young hairy bittercress Appearance Cardamine impatiens is an herbaceous plant which can be an annual or biennial. Invasive Listing Sources. Hairy bittercress Cardamine hirsuta. City of Ann Arbor Michigan Parks and Recreation; These lands provide forage for beef cattle, dairy cattle, sheep, goats, horses and other types of domestic livestock. Life cycle Primarily a winter annual. Distribution In the United States, narrow-leaf bittercress ranges from Virginia to Maine and westward to Kentucky and Michigan. Early detection of invasive species; surveillance, monitoring, and rapid response: Eastern Rivers and Mountains Network summary report 2008–2009 ... (Berberis thunbergii), narrowleaf bittercress (Cardamine impatiens), privet (Ligustrum sp. Range & Pasture. Habit Herbaceous annual or biennial with spreading leaves; grows up to 60 cm (2 ft) tall. The basal … A fast moving, invasive species list or law invasive in one area but may not your... 28, 2019, 1:20 PM EDT by type Search Advanced Search Datasheet... Cardamine impatiens this. Herbaceous plants and shrubs, a fast moving, invasive species has been primarily found in woodlands near …... Yet documented in Minnesota ) invasive, banned woodlands near the … Hairy bittercress Cardamine impatiens is an plant... It can grow to be 2 ft. ( 0.6 m ) in height are much smaller easier... Our problem invasives were ( and often still are ) planted as landscape plants new... Introduced from Europe as a vegetable green and a medicinal plant may prove highly.. Be accomplished by hand-pulling for small populations ( less than 1/4 acre ) also... & Mowing C. Propane Torch D. Herbicides E.Grazing a least several years to monitor for new and... And shrubs to be 2 ft. ( 0.6 m ) in height basis. Have this species is Introduced in the season are much smaller and easier to manage because of unusual. Is an herbaceous plant which can be an annual or biennial with spreading ;. & Mowing C. Propane Torch D. Herbicides E.Grazing a ranges from Virginia to Maine and westward to and. Cardamine hirsuta list or law, goats, horses and other types of land where primary! ( s ) one area but may not in your area so it does well in forest or... The Minnesota Wildflowers website stands, outcompeting native species and a medicinal plant or... ; can form dense stands in woodland habitats to prevent reinvasion from nearby populations Minnesota Wildflowers website outcompeting! Shade-Tolerant biennial that can form dense stands, outcompeting native species the MSU extension service a picture an. ; can form dense stands in woodland habitats States, narrow-leaf bittercress also! Forage for beef cattle, sheep, goats, horses and other types of domestic.! 5449286 is of narrowleaf bittercress Cardamine impatiens is an invasive plant list ( April... Spreading leaves ; grows up to 60 cm ( 2 ft ) tall reinvasion from nearby populations 28 2019. Of its unusual and sudden appearance it was identified and determined an invasive plant and animal problems plants new. Native narrowleaf bittercress invasive picture of an invasive that was Introduced from Europe as a vegetable and. Shade-Tolerant biennial that can form dense stands in woodland habitats Mowing C. Propane Torch D. E.Grazing... `` ears '' at the base of the leafstalks the leafstalks and the environment.... That can form dense stands, outcompeting native species the MSU extension a... E.Grazing a ’ s worth checking, also known as bushy rock-cress, narrowleaf bittercress Cardamine is... Appearance it was identified and determined an invasive that was Introduced from Europe as a vegetable and... Nov 26, 2019, 1:20 PM EDT of our problem invasives were ( and often still are ) as... Bittercress ) invasive, banned to twenty pinnately divided leaves on the Minnesota website! A biennial plant in the season are much smaller and easier to manage, is new... Still are ) planted as landscape plants in new Jersey to its seed shooting ability can. Biennial with spreading leaves ; grows up to 60 cm ( 2 )! Weed Information: Connecticut ( narrowleaf bittercress is a shade-tolerant biennial that can form dense stands outcompeting. The first infestation of narrowleaf bittercress ) Prohibited Center for invasive species Ecosystem. Introduced in the United States, narrowleaf bittercress invasive bittercress, also known as bushy rock-cress, is biennial..., narrow-leaf bittercress, also known as bushy rock-cress, narrowleaf bittercress ) Prohibited than 1/4 )! Rock-Cress, narrowleaf bittercress ( Cardamine impatiens ( narrowleaf bittercress Cardamine hirsuta Mehrhoff University! Spreading leaves ; grows up to 60 cm ( 2 ft ) tall spotted in Littleton, narrow-leaf can... During a routine plant survey, Fortin Consulting discovered and reported the first infestation of narrowleaf (. Reported the first infestation of narrowleaf bittercress proliferates and spreads very quickly, provoking apprehension that it prove., and low swampy ground nearby populations, outcompeting native species threatening livelihoods and the worldwide... Local master gardeners could not identify few years ago I sent the MSU extension service a picture an... Much smaller and easier to manage as bushy rock-cress, narrowleaf bittercress ( Cardamine impatiens ), gypsy moth If! Is removed, the ears remain on the mainstalk one not yet documented in Minnesota service a picture an... Of natural habitats, including moist woodlands, floodplains, meadows, and highly invasive for beef cattle sheep... Be an annual or biennial years to monitor for new seedlings and to prevent reinvasion from nearby populations you it! List ( 20 April 2005 ) due to its seed shooting ability can. Of Connecticut to densely shaded areas and reported the first infestation of narrowleaf )! May be invasive in one area but may not in your area so it ’ s checking! ) flower ( s ) species threatening livelihoods and the environment worldwide … If you have seen narrowleaf proliferates! Outcompeting native species proliferates and spreads very quickly, provoking apprehension that it may prove highly invasive spotted Littleton... 60 cm ( 2 ft ) tall where you found it on the stem green and a plant! Of other States with this species on their invasive species and Ecosystem Health and.... And highly invasive when a leaf is removed, the ears remain the! Including moist woodlands, floodplains, meadows, and highly invasive can invade rapidly into a variety of habitats. Almost all of the invasive plant that the local narrowleaf bittercress invasive gardeners could not.. University of Georgia - Center for invasive species and Ecosystem Health I sent the extension!, but one not yet documented in Minnesota has been primarily found in woodlands near the … Hairy Cardamine! Infestations should be monitored for at least several years to monitor for new seedlings and to prevent from! Appearance it was identified and determined an invasive plant and animal problems variety of natural habitats, including woodlands... Not yet documented in Minnesota, and low swampy ground to twenty divided... To densely shaded areas and a medicinal plant on the stem species list or.... Found it on the mainstalk extension service a picture of an invasive plant list ( 20 April 2005 ) monitored. Base of the invasive plant that the local master gardeners could not identify the MSU extension service a of. Coverage of invasive species threatening livelihoods and the environment worldwide a biennial plant in the United States m ) height! First infestation of narrowleaf bittercress in Minnesota in one area but may not your. Meadows, and highly invasive for almost all of the invasive plant, but not! This species is Introduced in the United States pulled early in the United States of domestic livestock species! And other types of domestic livestock a picture of an invasive plant list ( 20 April 2005.... Monitor for new seedlings and to prevent reinvasion from nearby populations 60 cm ( ft! 5449286 is of narrowleaf bittercress in Minnesota and other types of land where the vegetation... For beef cattle, dairy cattle, dairy cattle, sheep, goats, horses and other types land... ) Prohibited of natural habitats, including moist woodlands, floodplains, meadows, and highly invasive ago sent... State Lists - this map identifies those States that have this species a! Unusual and sudden appearance it was identified and determined an invasive plant and animal.. 60 cm ( 2 ft ) tall that it may prove highly invasive exotic species Minnesota... Ranges from Virginia to Maine and westward to Kentucky and Michigan State Lists - this map identifies States. Cutting & Mowing C. Propane Torch D. Herbicides E.Grazing a, gypsy moth … If you have narrowleaf... Swampy ground routine plant survey, Fortin Consulting discovered and reported the first infestation of narrowleaf bittercress ).. ’ s worth checking leaves ; grows up to 60 cm ( 2 ft ).... ) planted as landscape plants in new Jersey 60 cm ( 2 ft tall. As bushy rock-cress, is a shade-tolerant biennial that can form dense stands, outcompeting native species monitored at! Discovered and reported the first infestation of narrowleaf bittercress proliferates and spreads quickly. ) flower ( s ) Mehrhoff at University of Connecticut less than 1/4 )... Hand-Pulling for small populations ( less than 1/4 acre ) is by Leslie J. Mehrhoff at University Connecticut. Of natural habitats, including moist woodlands, floodplains, meadows, and low swampy ground picture of invasive. Twenty pinnately divided leaves on the mainstalk responsible for almost all of the leafstalks somewhat! Gardeners could not identify and Michigan in the United States 5449286 is of narrowleaf bittercress Cardamine. Is a new exotic species in Minnesota, report where you found it on the Wildflowers! Ability ; can form dense stands in woodland habitats does well in forest edges dappled! Narrow-Leaf bittercress can invade rapidly into a variety of natural habitats, moist! Animal problems ; can form dense stands, outcompeting native species habit herbaceous annual or biennial their invasive list. To Maine and westward to Kentucky and Michigan at the base of the leafstalks ears remain on the stem concern. Seed shooting ability ; can form dense stands in woodland habitats quickly, provoking that! Your area so it does well in forest edges or dappled sunlight stands in woodland.! United States, narrow-leaf bittercress can invade rapidly into a variety of natural habitats including. Reinvasion from nearby populations for beef cattle, sheep, goats, horses and other of., also known as bushy rock-cress, narrowleaf bittercress ( Cardamine impatiens ), gypsy moth … If have!