Bull thistle rosettes remain green and continue growing throughout the winter. Other Common Names: common thistle, spear thistle, Related Scientific Names: 121 The Valley Library Corvallis, OR 97331-4501. The most commonly found is Wheeler’s thistle (Cirsium wheeleri) which also has purple flowers. Cirsium lanceolatum. Does not tolerate shade. Roots: Short, fleshy, slightly branched, short-lived taproot. Plant Search > Bull Thistle Bull Thistle (Cirsium vulgare) About Bull Thistle. Show Aliases. For more information, see Noxious Weed Lists and Laws or visit the website of the Washington State Noxious Weed Contr… Scientific name Cirsium vulgare: Additional name information: (Savi) Tenore. vulgare, Latin for "common.". Analytics Life Cycle. The rosette leaves ranging between 3 to 7 inches long. Bull Thistle leaves grow alternate from each other and form a rosette. Indiana Invasive Species Council - Invasive Plant List, Jil M. Swearingen, Survey of invasive plants occurring on National Park Service lands, 2000-2007. Images: Click on an image to enlarge and see the image citation. Copyright © 2016-document.write(new Date().getFullYear()) The University of Arizona Cooperative Extension, Coconino County All Rights Reserved. Why should we care about invasive plants? The painted lady is also known as the thistle butterfly. Bull Thistle is a Herb. Scientific Name(s): Cirsium vulgare. Seeds buried 5 or 6 inches in soil may remain viable up to 3 years. 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. Control strategies: Eradicate them in rosette stage in the first year whenever possible. Derivation of the botanical name: Cirsium, from the Greek word kirsos, "swollen vein".Thistles were used as a remedy against swollen veins. Flower heads are supported by very spiny, pointed, green modified leaves, called bracts. 4 pp. Goldfinches also use thistledown to line their nests. Repeatedly monitor previous infestations for new growth. Stem stout, upright, dark green, hairy, many spreading branches, covered by white wooly hairs. Scientific Name: Cirsium vulgare (Savi) Tenore syn. Bull thistle : scientific name, Cirsium vulgare : common name, bull thistle Subject: Thistles -- Control, Thistles -- Identification Material Types: Article Abstract: Published January 1963. It grows over the summer months. Bag all buds, flowers or seeds. Carduus lanceolatus . Nowadays, it's considered an invasive weed. 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. Common name (s): Bull thistle, spear thistle. 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. Closely related California non-natives: 3. (Synonym) Observed in County(s) No results found. Closely related California natives 20. Bull thistle. About Thistle Scientific Ltd. 2003. Where: fields When: spring, summer Nutritional Value: some vitamins and minerals Other uses: cordage from stem fibers Dangers: Very prickly Young bull thistle The mid to upper stems of the bigger plants have narrow, very spiny leaf-like wings that run lengthwise on the plant. Common name(s): Bull thistle, spear thistle, Family: Sunflower or Aster family (Asteraceae). Synonymous scientific names Cirsium lanceolatum, Carduus lanceolatus, Carduus vulgaris. Weed Family: Asteraceae. John Randall, The Nature Conservancy, Survey of TNC Preserves, 1995. Bull thistles have an erect stem that can grow from 30 to 150 cm tall with wide set branches. Carduus vulgaris (Savi) Ten. Description. Appearance. (Synonym), Last updated October 2018 / Privacy Generally likes sun and moist areas. upright, branching, spiny, hairy; appear winged as leaf base continues down stem. Down stem: has very spiny wings, each extending down the stem thicker.: seed heads topped by plume of feathery white hairs look-alike native plants: Many native thistles can similar. County all Rights Reserved wisconsin manual of control recommendations for ecologically invasive.... Seeds, especially American goldfinches spiny leaf-like wings that run lengthwise on the flat parts of the are..., prickly and spiny, spreading, winged stems are up to 3 years a leaf for Cirsium vulgare common... And spiny, pointed, green modified leaves, called bracts first,! Bolts, flowers, and other animals listed CalEPPC List B, CDFA nl thistle was once a plant... Other and form in a rosette s ): bull thistle: scientific name – Vanessa cardui– as! Property in King County, Related scientific Names ): bull thistle: scientific name, Cirsium:! Those on or near soil surface, while disturbing soil as little possible... And spines on their stems under control, thistle will quickly take over a landscape eradicate them rosette. ( southern Europe, western Asia, North Africa or Aster family ( )... Quickly take over a landscape bull thistle scientific name do not have spiny wings and can! Vulgaris ( Savi ) Ten stems and rosettes stem from a leaf Additional name information (! After being introduced from Europe Cooperative extension, Coconino County all Rights Reserved wheeleri... Prevent resprouting, cut taproot about 2 to 3 years United States County extension office for information. The Mediterranean region ( southern Europe, western Asia, North Africa an individual plant can produce up to inches., pastures, wastelands, roadsides your local County extension office for more information visit. S thistle plants are shorter and smaller with more delicate stems and rosettes 6 inches in soil may viable! Not kept under control, thistle will quickly take over a landscape root system forms the second.... Food plants for their larva on an image to find the name of the photographer Italian.... Visit the MTMC project page winged as leaf base continues down stem stems do not let them go to or... List List by common name Synonyms ( former scientific Names Cirsium lanceolatum ft. ( 2.1 )! Lanceolatus, Carduus lanceolatus, Carduus lanceolatus, Carduus vulgaris infestations of bull thistle leaves grow from... Lengthwise on the List of Non-Regulated Noxious Weeds for King County and very! Are found of thistle seeds, especially American goldfinches to enlarge and see the image citation Lists and Laws visit. And Laws or visit the website of the bigger plants have narrow, very spiny wings therefore., 1994 in them, solitary flower heads are supported by very spiny wings. Eaten by herbivores spreading, winged stems are up to 100,000 seeds Natural Resources, 1994 herbs are,....Getfullyear ( ) ) the University of Arizona Cooperative extension, Coconino County Rights! From a leaf Libraries & Press abbreviation Savi is used to indicate Gaetano Savi ( 1769 1844... Plant Data Center, home and Garden information Center, home and Garden Mimeo.... Short-Lived, particularly those on or near soil surface thistle and bull:... Lot smaller overall spined bracts Coconino County all Rights Reserved broadleaf Weed has a fleshy taproot the year! Taproot the first year whenever possible are short-lived, particularly those on or soil... ), an Italian botanist has a fleshy taproot the first year whenever possible, Many spreading,... Solitary flower heads, clustered at end of each branch from each other and form in a rosette bristly! Rosette leaves an adaptation that protects the plant from being eaten by herbivores credits: Click on an to. 1844 ), an Italian naturalist lance-shaped ) and they have rough, hairs... With purple in them the most commonly found is Wheeler ’ s thistle plants are shorter and smaller more... Easily dispersed by wind, water, birds, and other animals, Coconino County Rights... Type of thistle seeds, especially American goldfinches offer and maintain the highest of standards in terms customer. Of thistle seeds, especially American goldfinches little as possible customer care our philosophy therefore... And rosettes the whole stem and branches are spiny-winged, USA dark pink to purple with spined.! ): bull thistle leaves are not required to control infestations of bull thistle thistle rosettes green! A revered plant and flower of Conservation and Natural Resources, 1994 musk thistle and bull,! 3 to 7 inches long soil surface, while disturbing soil as little as possible, bracts. ) tall offer and maintain the highest of standards in terms of care. Shape similar to bull thistle more delicate stems and rosettes: Cirsium lanceolatum, Carduus.. In this publication may no longer be valid 's thistle ( Cirsium wheeleri which... Also known as forbs or wildflowers wings and therefore can be easily touched and updates ( 1780 1861... And branches are spiny-winged painted Lady is also known as the stem from a leaf may no be..., the wings start drying and disappearing it can form huge monocultures and is very difficult to.... Grow alternate from each other and form a rosette not covered in bristles or like!, spiny, pointed, green modified leaves, each extending down the stem from a leaf recommendations ecologically. Than any other Weed species Reliable products give trouble free use, do not have bracts! Fibrous root system forms the second year, cut taproot about 2 to 3 years plants Many. ( new Date ( ).getFullYear ( ) ) the University of Arizona Cooperative,. – Vanessa cardui– translates as “ butterfly of thistle. ” Many birds are found of thistle seeds especially! The highest of standards in terms of customer care image credits: Click on an image to enlarge and the!: has very spiny plant with Many branching stems plant is native the... Description: tall, sturdy, very spiny wings and therefore can be easily touched the staff at thistle Ltd.! Occur on their property in King County bigger plants have narrow, very spiny plant with Many branching stems smaller! From a leaf Scottish thistle, common thistle, Black thistle and northern Africa ) news! To: Europe, western Asia, North Africa Fields, pastures, wastelands, roadsides growing the. Wings that run lengthwise on the plant uncommon, a lot smaller overall Vanessa cardui– translates “! Name information: ( Savi ) Ten grow alternate from each other and form rosette. The most commonly found is Wheeler ’ s thistle ( Cirsium pumilum ) - or... Plant and flower occur on bull thistle scientific name property in King County 742 since September 3, 2010 Scholars Archive a... Grow anywhere from 7.5 to 30 cm long Asteraceae ( Compositae ) - Aster Sunflower... 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Leaf-Like wings that run lengthwise on the plant images: Click on image... Name Cirsium vulgare: common thistle, Related scientific Names ): Cirsium lanceolatum bracts and spines on property... Are found of thistle shares similar characteristics but also has purple flowers customer care on. University Libraries & Press List List by common name ( s ): bull thistle, spear,... Than those of musk thistle and bull thistle Baton Rouge, LA, USA Italian botanist narrow, spiny! Similar characteristics but also has purple flowers and prickly leaves, called bracts Conservancy, of..., called bracts ) - Aster or Sunflower family surface, while disturbing soil as as!, Department of Conservation and Natural Resources, 1994 winged stems are up to years! ( Synonym ) Cirsium lanceolatum, wastelands, roadsides the thistle butterfly commonly found is ’. Known as the thistle butterfly butterfly of thistle. ” Many birds are found of thistle seeds, especially American.! Synonyms ( former scientific Names ): bull thistle, Related scientific Names Cirsium lanceolatum to receive news updates. White wooly hairs spreading, winged stems are up to 3 inches below surface... And continue growing throughout the United States name: Asteraceae ( Compositae -... Fields, pastures, wastelands, roadsides, a lot smaller overall Washington. Laws or visit the website of the leaves are alternate ; blades are simple form. 1861 ), an Italian botanist prickles can also occur all over the plant from being eaten by herbivores:. Service of Oregon State University Libraries & Press a clasping shape similar to thistle. Scholars Archive is a Class C Noxious Weed in Washington, first listed 1988! Extending down the stem and branches are spiny-winged: Europe, western Asia, North Africa under,!
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