Kentucky Exotic Pest Plant Council - Significant Threat. 4 pp. Sign up with your email address to receive news and updates. Most Troublesome / Most Common Agricultural Weed List This map identifies those states that consider this species either most troublesome or most common in at least one commodity. Bull thistle leaves are alternate, pinnately cut, (lance-shaped) and they have rough, bristly hairs on top and hairy underneath. Leaf margins are toothed with sharp spines. https://www.fs.fed.us/database/feis/plants/forb/cirvul/all.html Weedy characteristics: Bull thistle is highly competitive and aggressive, and forms dense colonies that choke out native vegetation important to wildlife and pollinators. Common name bull thistle, spear thistle. The painted lady is also known as the thistle butterfly. Habit. Observed in County(s) No results found. Generally likes sun and moist areas. Creeping thistle Quick Facts; Name: Creeping thistle: Scientific Name: Cirsium arvense: Origin: Southeastern Europe and the eastern Mediterranean area: Colors: Straw or light-brown: Shapes: Pappus copious, white, feathery, 20-30 mm long on mature achenes: Health benefits Seeds: Seed heads topped by plume of feathery white hairs. The spiny, spreading, winged stems are up to 7 ft. (2.1 m) tall. If available other names are mentioned here. Leaves: Rosette leaves deeply lobed, dark green, prickly and spiny on top, cottony underneath, 2 to 10 inches long or even longer, with a raised center vein. Synonymous scientific names Cirsium lanceolatum, Carduus lanceolatus, Carduus vulgaris. Ascalea lanceolata. ; Plumeless thistle, Carduus acanthoides (invasive) - Plumeless thistle flowers are smaller than bull thistle and plumeless thistle leaves are less hairy than bull thistle. Roots: Short, fleshy, slightly branched, short-lived taproot. Nowadays, it's considered an invasive weed. ... Scientific Name Reference: USDA, NRCS. Contact Us Services for Persons with Disabilities. Seeds buried 5 or 6 inches in soil may remain viable up to 3 years. Like most, bull thistle is a biennial. Indiana Invasive Species Council - Invasive Plant List, Jil M. Swearingen, Survey of invasive plants occurring on National Park Service lands, 2000-2007. Life cycle: Biennial. Dead stems remain through winter. [; The standard author abbreviation Ten. Th… Possible aliases, alternative names and misspellings for Cirsium vulgare. Carduus vulgare. Blooms June through October. Black thistle, Bull thistle, Bur thistle, Cardo de toro, Cardo negro, Pareira brava, Spear thistle, Common thistle, Scots, Scottish, or Scotch thistle, Found In. For more information, visit www.eddmaps.org, State List - This map identifies those states that list this species on their invasive species list or law. Elevation 4,200 to 9,000 feet. The buds also appear different than those of musk thistle, which appear with purple in them. Questions and/or comments to the Bugwood Webmaster, Most Troublesome / Most Common Agricultural Weed List, Biological Control of Invasive Plants in the Eastern United States, Alabama Invasive Plant Council - Watch list A, Alaska Exotic Plant Information Clearinghouse, City of Ann Arbor Michigan Parks and Recreation. The PLANTS Database. For more information, visit the MTMC project page. The staff at Thistle Scientific Ltd., are determined to offer and maintain the highest of standards in terms of customer care. Hoffman, R. & K. Kearns, Eds. For more information, visit Invasive.org. Herbaceous plants are also known as forbs or wildflowers . Flower heads are supported by very spiny, pointed, green modified leaves, called bracts. Other Common Names: common thistle, spear thistle, Related Scientific Names:
Plant desirable native species to outcompete invasive plants. Identification Notes. Cirsium vulgare is an annual or biennial, herbaceous plant that invades disturbed areas throughout the United States. An individual plant can produce up to 100,000 seeds. Carduus vulgaris (Savi) Ten. Closely related California natives 20. The stems do not have spiny wings and therefore can be easily touched. (Synonym), Last updated October 2018 / Privacy
Bull Thistle leaves grow alternate from each other and form a rosette. Other common names: Spear Thistle Other scientific names: Carduus vulgaris, Cirsium lanceolatum, Cnicus lanceolatus French names: Chardon vulgaire Family: Composite Family (Asteraceae) Group: Thistles Similar species: • Field Thistle (Cirsium discolor) - A lot smaller overall. States Counties Points List Species Info. The leaves are unlobed to pinnately lobed. Natural Resources, Bureau of Endangered Resources. Commonwealth of Pennsylvania, Department of Conservation and Natural Resources, 1994. 1997. (Synonym)
Stem leaves deeply lobed, dark green, prickly and spiny, shorter than rosette leaves. To prevent resprouting, cut taproot about 2 to 3 inches below soil surface, while disturbing soil as little as possible. Description. bull thistle Cirsium vulgare (Savi) Ten. Scientific Name: Cirsium vulgare (syns. bull thistle. Appearance. Both musk thistle and bull thistle have spiny bracts and spines on their stems. Life Cycle. Scientific Name(s): Cirsium vulgare. Facts and recommendations in this publication may no longer be valid. Carduus vulgaris . Countries where the plant has been found are listed here if the information is available. Thistle is the common name of a group of flowering plants characterised by leaves with sharp prickles on the margins, mostly in the family Asteraceae. Bull thistle blooms from June to October. Reasons for concern: This aggressive and persistent species can quickly take over both disturbed and unattended areas, and outcompete native species, reducing plant diversity and wildlife habitat. The plant is native to the Mediterranean region (southern Europe, western Asia and northern Africa). Scientific Name: Cirsium vulgare. Seeds are short-lived, particularly those on or near soil surface. As the stem gets thicker, the wings start drying and disappearing. Listed CalEPPC List B,CDFA nl This species is Introduced in the United States. Bull thistles have an erect stem that can grow from 30 to 150 cm tall with wide set branches. Synonyms (former Scientific Names): Cirsium lanceolatum . Image credits: Click on an image to find the name of the photographer. If not kept under control, thistle will quickly take over a landscape. Other Names. Native to: Europe, western Asia, North Africa. bull thistle. 121 The Valley Library Corvallis, OR 97331-4501. Weeds Taxonomic List List by Scientific Name List by Common Name Why should we care about invasive plants? National Park Service, Mid-Atlantic Exotic Plant Management Team Invasive Plant List, New Hampshire Restricted Invasive Species, Non-Native Invasive Plants of Arlington County, Virginia, Non-Native Invasive Plants of the City of Alexandria, Virginia, Nonnative Invasive Species in Southern Forest and Grassland Ecosystems, Pacific Northwest Exotic Pest Plant Council, 1998, Pennsylvania Department of Conservation and Natural Resources Invasive Plants, Pennsylvania Regulations for Controlled Plants and Noxious Weeds, Virginia Invasive Species Management Plan 2012, WeedUS - Database of Plants Invading Natural Areas in the United States, West Virginia Invasive Species Strategic Plan and Volunteer Guidelines 2014, West Virginia Native Plant Society, Flora West Virginia Project, and West Virginia Curatorial Database System, September 3, 1999, Center for Invasive Species and Ecosystem Health, USDA Animal and Plant Health Inspection Service, USDA National Institute of Food and Agriculture, Troublesome or Common weed in one or more crops. Basal rosette forms the first year. 2003. Scientific name: Cirsium species Abundance: uncommon What: stem, roots, leaf ribs How: peel stem then eat raw or cooked; tea from leaves, stem; roots are boiled; large center leaf ribs are stripped from leaf and eaten raw. Georgia Exotic Pest Plant Council - Category 4. Bull Thistle Scientific Name: Cirsium vulgare Weed Class: C Requirement: Control* Native To: Europe, Asia & N. Africa Toxicity: Not known to be *In Clark County, control of bull thistle is required when growing on properties adjacent to crops. Wheeler’s thistle plants are shorter and smaller with more delicate stems and rosettes. Does not tolerate shade. • Hill's Thistle (Cirsium pumilum) - Fairly uncommon, a lot smaller overall. Flowers are dark pink to purple with spined bracts. 2010. Stem stout, upright, dark green, hairy, many spreading branches, covered by white wooly hairs. Chemical control can be effective on rosettes. Bull thistle Washington State Noxious Weed Control Board, A Northern Nevada Homeowner’s Guide to Identifying and Managing Bull Thistle University of Nevada Cooperative Extension, Bull Thistle Invasive Plants, US Forest Service, Field Guide for Managing Annual and Biennial Invasive Thistles in the Southwest USDA Forest Service Southwestern Region. Cirsium lanceolatum. Thistle blossoms are much loved by butterflies and other pollinators. Canada thistle is a perennial thistle that grows 1.5-5 ft. tall, and is distinguished from other thistles by its extensive lateral root system, dense clonal growth, an upright, branching, spiny, hairy; appear winged as leaf base continues down stem. Carduus lanceolatus . Life Cycle. Prickles can also occur all over the plant – on the stem and on the flat parts of the leaves. Scientific name: Cirsium vulgare. Non-scientific name: bull thistle. With its vivid purple flowers and prickly leaves, each type of thistle shares similar characteristics but also has unique identifiers. John Randall, The Nature Conservancy, Survey of TNC Preserves, 1995. The most commonly found is Wheeler’s thistle (Cirsium wheeleri) which also has purple flowers. The standard author abbreviation Savi is used to indicate Gaetano Savi (1769 – 1844), an Italian naturalist. Bag all buds, flowers or seeds. Typically, an involucre with a clasping shape similar to a cup or urn subtends each of a thistle's flowerheads. Images: Click on an image to enlarge and see the image citation. For details, contact the Weed Board at 360-397-6140 or Common Name(s): Bull Thistle, Spear Thistle, Scottish Thistle, Common Thistle, Black Thistle. Bull thistle has smaller heads than musk thistle. Stems up to 2 to 6 feet. Thistle seed is easily dispersed by wind, water, birds, and other animals. Bull thistle. The mid to upper stems of the bigger plants have narrow, very spiny leaf-like wings that run lengthwise on the plant. Lobes on leaves are tipped with stout spines. Russian thistle tumbleweed This plant and the related entity italicized and indented above 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. The plant branches readily and has leaves all along the stems, which terminate in a spherical or egg-shaped involucre topped by a purple flowerhead that consists … Bull thistle : scientific name, Cirsium vulgare : common name, bull thistle Subject: Thistles -- Control, Thistles -- Identification Material Types: Article Abstract: Published January 1963. Goldfinches also use thistledown to line their nests. Control strategies: Eradicate them in rosette stage in the first year whenever possible. Where it grows: Fields, pastures, wastelands, roadsides. Look-alike native plants: Many native thistles can look similar to bull thistle. It grows over the summer months. Painted Lady butterflies prefer thistles as food plants for their larva. We get many European skippers visiting our plants. Common names: Bull thistle, bank thistle, bird thistle, blue thistle, bur thistle, button thistle, common thistle, Fuller’s thistle, plume thistle, roadside thistle, spear thistle. Wisconsin Dept. For more information, see Noxious Weed Lists and Laws or visit the website of the Washington State Noxious Weed Contr… Seeds germinate rapidly and are spread by wind. introduced biennial, reproducing by seed. Work Analytics. Plant Names (Nomenclature) Contact your local county extension office for more information on chemical control. Repeatedly monitor previous infestations for new growth. A variety of thistles are found in turf. On smaller plants, the whole stem and branches are spiny-winged. Accepted name; Published in medicinal plant references as; Other non-scientific names; 2 Accepted name(s) for "bull thistle": Accepted name Cirsium vulgare (Savi) Ten. Family Name: Asteraceae (Compositae) - Aster or Sunflower Family. Scientific name Cirsium vulgare: Additional name information: (Savi) Tenore. Bull thistle is a Class C Noxious Weed in Washington, first listed in 1988. Created by the University of Arizona Cooperative Extension, Coconino County, and the Flagstaff chapter of the Arizona Native Plant Society.The University of Arizona is an equal opportunity, affirmative action institution. Canada thistle does not have either. Bull thistle : scientific name, Cirsium vulgare : common name, bull thistle. Because control is not required in the county, it is on the list of Non-Regulated Noxious Weeds for King County. Home and Garden Information Center, Home and Garden Mimeo HG88. It can form huge monocultures and is very difficult to eradicate. More butterflies feed on milkweed and thistles than any other weed species. The leaves of a bull thistle are large, woody and are flatted and basal rosette during their firs… Family: Sunflower or Aster family (Asteraceae) Reasons for concern: This aggressive and persistent species can quickly take over both disturbed and unattended areas, and outcompete native species, reducing plant diversity and wildlife habitat. The leaves are alternate; blades are simple and form in a rosette. vulgare, Latin for "common.". Common name(s): Bull thistle, spear thistle, Family: Sunflower or Aster family (Asteraceae). Stems. This plant and the related entities and synonyms italicized and indented above 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. A Northern Nevada Homeowner’s Guide to Identifying and Managing Bull Thistle, Field Guide for Managing Annual and Biennial Invasive Thistles in the Southwest, Fact sheets for 35 invasive plant species that are prevalent in northern Arizona. Always use gloves. Bull Thistle is a Herb. Public and private landowners are not required to control infestations of bull thistle that occur on their property in King County. The University does not discriminate on the basis of race color, religion, national origin, age, disability, veteran status, or sexual orientation in its programs and activities. Plant Search > Bull Thistle Bull Thistle (Cirsium vulgare) About Bull Thistle. Show Aliases. (Synonym)
Maryland Cooperative Extension Service. Derivation of the botanical name: Cirsium, from the Greek word kirsos, "swollen vein".Thistles were used as a remedy against swollen veins. In the second year, do not let them go to flower or seed. Bull Thistle spreads by seeds. Closely related California non-natives: 3. Carduus lanceolatus (Savi) Ten. Philosophy. Bull thistle rosettes remain green and continue growing throughout the winter. Wisconsin manual of control recommendations for ecologically invasive plants. 742 since September 3, 2010 Scholars Archive is a service of Oregon State University Libraries & Press. Its scientific name – Vanessa cardui– translates as “butterfly of thistle.” Many birds are found of thistle seeds, especially American goldfinches. Common name (s): Bull thistle, spear thistle. About Thistle Scientific Ltd. Flowers: Large, purple, solitary flower heads, clustered at end of each branch. The leaves are not covered in bristles or bumps like bull thistle. They can grow anywhere from 7.5 to 30 cm long. Where: fields When: spring, summer Nutritional Value: some vitamins and minerals Other uses: cordage from stem fibers Dangers: Very prickly Young bull thistle Appearance. Madison, Wisconsin. Leaves. Scientifically, it is known as Silybmom marianum, and is an annual or biennial plant of the Asteraceae family which also includes ragweed, chrysanthemums, marigolds, and daisies. Herbs are broad-leaved, herbaceous (non-woody) plant. Scientific Name: Cirsium vulgare. National Plant Data Center, Baton Rouge, LA, USA. Bull thistle : scientific name, Cirsium vulgare : common name, bull thistle Public Deposited. Silybum marianum (L.) Gaertn. 102pp. Thistle was once a revered plant and flower. Carduus lanceolatus. Bolts, flowers, and dies in the second year. Stem(s): Has very spiny wings, each extending down the stem from a leaf. Botanical description: Tall, sturdy, very spiny plant with many branching stems. Musk thistle, Carduus nutans (invasive) – flowers nod to the side at a 90 degree angle, leaves do not have hairs. Analytics This broadleaf weed has a fleshy taproot the first year, and then a fibrous root system forms the second year. Invasive Plant Control in Maryland. The rosette leaves ranging between 3 to 7 inches long. EDDMapS Distribution - This map is incomplete and is based only on current site and county level reports made by experts, herbaria, and literature. Scientific Name: Cirsium vulgare (Savi) Tenore syn. is used to indicate Michele Tenore (1780 – 1861), an Italian botanist. These prickles are an adaptation that protects the plant from being eaten by herbivores. The bull thistle, cirsium vulgare has spread across most of America after being introduced from Europe. Cirsium lanceolatum (Savi) Ten. Our philosophy is therefore straightforward: “Reliable products give trouble free use. Weed Family: Asteraceae. 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