Yellow starthistle (Centaurea solstitialis) is considered a noxious weed in 12 Western and upper Midwest states. An eradication program is recommended as soon as the annual (sometimes biennial) yellow ...
Yellow startthistle is a regulated Class B noxious weed. This means control is required state-wide. Yellow starthistle is known as Centaurea soltitalis and is in the mustard family. Other common names ...
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