To offer a suggestion or report an error on the King County Noxious Weeds Web site, please contact Sasha Shaw, education specialist.
Viper's Bugloss Echium vulgare
This Class B noxious weed, also known as blueweed, has a limited distribution in Washington State. The major infestations in the state are found in eastern Washington, but it is occasionally found in King County on disturbed roadsides and construction areas as well as in ornamental gardens. Control is required in King County, Washington.
A member of the borage family, the bright blue flowers of this plant are found on the distinctive fiddleneck coil at the end of the flowering stems. Flowers are visible from June to August. This taprooted biennial is covered with stiff, bristly hairs and flecks of swollen purple blotches at the base of long stem hairs. Plants grow to about 32" tall and spread by seed.
This noxious weed is competitive in rangelands and in non-cropland areas. It is unpalatable and it crowds out beneficial grazing plants.
If you find viper's bugloss in King County, please notify us through our online infestation form.
To find out where we have records of this weed in King County, use our interactive noxious weed map and search for viper's bugloss or blueweed.
Viper's bugloss photos - click thumbnail for larger image
Program offices are located at 201 S. Jackson St., Suite 600, Seattle, WA 98104. To contact a staff member at the King County Noxious Weed Control Program, please call 206-296-0290 or by reach them by email.
This Class B noxious weed, also known as blueweed, has a limited distribution in Washington State. The major infestations in the state are found in eastern Washington, but it is occasionally found in King County on disturbed roadsides and construction areas as well as in ornamental gardens. Control is required in King County, Washington. 
for viper's bugloss or blueweed.
