Coastal Invasive Species Committee

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Blueweed

Echium vulgare

 

ERADICATE                                  

 blueweed.jpg          blueweed_rosette.jpg

Family: Boraginaceae

Other Common Names: Vipers Bugloss

Origin: Native to Europe, West-Central Asia

Habitat: Open Woodlands, Rangelands, Pastures, Roadsides

Distribution:  Central & Southern BC

Legal Status:  Invasive Plant Regulation (Forest and Range Practices Act), Noxious Weed (Weed Control Act). 

Impacts: 

-Agricultural: Outcompetes native grassland vegetation

-Ecological:  Unknown

Description:  Blueweed is a taprooted biennial or short-lived perennial growing to a maximum height of 3 ft.  The leaves are between 3 to 10 inches long and approximately 1 inch wide.  The flowers are lobed and bright blue in appearance.  The stems and leaves are covered in stiff, rough hairs,.  Blueweed reproduces by seed only, where each plant can produce anywhere between 500 to 2000 seeds.       

Management Strategy:  

While hand-pulling may be effective for smaller infestations, it is not seen as an effective treatment for larger infestations.  There are no known biocontrol agents for Blueweed.  Herbicides may be used so long as site characteristics are considered.  Some examples of effectve herbicides include: 2,-4-D and Glyphosate.