WebScientific names: Carduus arvensis; Cirsium incanum. Ecological threat: It invades undisturbed areas such as prairies, savannas, glades, dunes, streambanks, sedge meadows and forest openings. It also invades croplands, pastures, lawns, gardens, roadsides, ditches and waste sites. Once it has established it spreads quickly, forming monocultures. WebMeadow thistle Scientific name: Cirsium dissectum On first glance, the meadow thistle looks a bit like a knapweed - it's not as prickly as other thistles and only carries one pinky …
USDA Plants Database
http://www.wildlifeinsight.com/common-british-thistles/ WebAbstract. Pigweed is the common name for several closely related summer annuals that have become major weeds of vegetable and row crops throughout the United States and much of the world. Most pigweeds are tall, erect-to-bushy plants with simple, oval- to diamond-shaped, alternate leaves, and dense inflorescences (flower clusters) comprised … bca kcp pasar kemis
Solidago canadensis (Canadian goldenrod) CABI Compendium
Web1 Jun 2024 · Magenta heads atop long, leafless, and spike-less stems make ornamental plume thistle ( Cirsium rivulare ‘Atropurpureum’) an excellent garden choice. Rivulare … Web18 Feb 2024 · Bull thistle is also commonly found along trails, roads and vacant fields. Legal status in King County, Washington. Public and private landowners are not required to control infestations of bull thistle that occur on their property in King County. Bull thistle is a Class C Noxious Weed in Washington, first listed in 1988. Web31 Jul 2024 · Merced monardella. - Scientific name: Monardella leucocephala. - Family: Lamiaceae. - Group: Annual herb. - Climate: Subtropical. - Former home range: California. Merced monardella, like other plants in the mint family (Lamiaceae), had highly aromatic leaves and flowers. This species was last spotted in California’s grasslands in 1941 ... bca kcp pemuda semarang