|Common Name:||Bull Thistle|
|Method of Transportation:|
|Habitat/Range:||Mesic to dry roadsides, fields, pastures and disturbed areas in the lowland, steppe and montane zones|
• biennial herb that grows 0.3-2.0 m tall • stems are erect, branched, and hairy • leaves are lobed, lance shaped, spiny-hairy above and white to grey-woolly below; upper stem leaves are reduced in size • flowers are purple, and several heads occur solitarily at the end of branches
Land owners and managers have long recognized the need to control invasive plants to limit their impacts. In May 2018, a new smartphone app...