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Centaurea solstitialis, the yellow star-thistle, is a species of thorny plant in the genus Centaurea, which is part of the family Asteraceae. A winter annual , it is native to the Mediterranean Basin region and invasive in many other places.
Bangasternus orientalis is a species of true weevil known as the yellow starthistle bud weevil. It is used as an agent of biological pest control against the noxious weed yellow starthistle (Centaurea solstitialis). The adult weevil is brown with a thin coat of light mottled hairs. It is about 6 millimeters long.
Just across the road from where California’s fifth largest fire in recorded history ignited last week, sat a 50 acre patch of extremely dry invasive yellow-star thistle that local authorities ...
Eustenopus villosus is a species of true weevil known as the yellow starthistle hairy weevil. It is used as an agent of biological pest control against the noxious weed yellow starthistle (Centaurea solstitialis). The adult weevil is hairy and brown with white stripes. It is 4 to 6 millimeters long, not including its long snout.
USDA PLANTS Database: California State Noxious Weeds List; Cal-IPC: California Invasive Plant Council homepage + information. Cal-IPC: CalWeedMapper; California Native Plant Society—CNPS: Invasive Weeds + links. UC IPM" Invasive Plants of California — managing invasive plants. PlantRight.org: address and stop sale of invasive garden plants ...
Centaurea calcitrapa is a species of flowering plant known by several common names, including common star thistle, red star-thistle [2] and purple star thistle. It is native to Europe but is known across the globe as an introduced species and often a noxious weed .
Cirsium horridulum, called bristly thistle, purple thistle, or yellow thistle is a North American species of plants in the tribe Cardueae within the family Asteraceae. It is an annual or biennial . [ 2 ]
Native plants are species of the California chaparral and woodlands and riparian forest habitats. Invasive plant species such as Giant reed (Arundo donax), Scotch broom (Cytisus scoparius), Yellow star thistle (Centaurea solstitialis), Himalayan blackberry (Rubus discolor) and many others are established along riparian zone sections of Pinole ...