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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.
Larinus curtus is a species of true weevil known as the yellow starthistle flower weevil. It is native to Southern Italy, Southern Europe, the Middle East and the Caucasus . [ 1 ] It is used as an agent of biological pest control against the noxious weed yellow starthistle ( Centaurea solstitialis ) in the United States.
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.
The Yellow Starthistle, Diffuse Knapweed, and Rush skeletonweed plants are now big enough to more easily identify from among the native plants and common weeds. Workers meet each Wednesday and ...
The yellow starthistle peacock fly (C. australis) has an initial generation each year which often uses cornflower (C. cyanus) as larval food; later generations switch to yellow starthistle. The flies are generally considered less efficient in destroying the growing seedheads than the weevils, but may be superior under certain conditions ...
Federal officials have approved turning loose a non-native insect to feed on an invasive thistle that sprouts in everything from rangelands to vineyards to wilderness areas, mainly in the U.S. West.
Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach ... sat a 50 acre patch of extremely dry invasive yellow-star thistle that local authorities knew was ...
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.