Connect with us


Report an Invasive Species

Blueweed

Blueweed

Blueweed

(Echium vulgare)

Priority: -  Contain

Tags: Agricultural | Terrestrial

Identification and Reproduction

Identification

  • Blueweed is a flower that typically invades pastures and disturbed or unmanaged sites.
  • It can be a biennial or a short-lived perennial.
  • Its flowers are bright blue, with male and female parts that are pollinated by bees and butterflies.
  • It has hairy leaves which may have dark flecks on the underside. The flower stems are short, rough, and hairy.

Reproduction

  • Perfect flowers but pollinated by bees and butterflies.
  • Seeds can survive many years
  • Reproduces with many seeds.

Habitat & Ecology

  • Can grow in dry, rocky, shallow soils.
  • In pastures and disturbed or unmanaged sites.

Impacts

  • Infests pastures, rangelands.
  • Can spread viruses.
  • Will move quickly over over-grazed pastures.

 

Management

  • Mechanical removal first year before seed set.
  • Toxic but unpalatable to grazers.



Resources

https://bcinvasives.ca/invasive-species/identify/invasive-plants/blueweed

https://lriss.ca/species/blueweed-echium-vulgare

https://abinvasives.ca/wp-content/uploads/2017/11/FS-Blueweed.pdf

https://wric.ucdavis.edu/information/natural%20areas/wr_E/Echium_vulgare.pdf

http://www.tsusinvasives.org/home/database/echium-vulgare

https://ssisc.ca/what-we-do/education-training/invasive-species-id-workshop/sony-dsc/

https://www.needpix.com/photo/download/910181/echium-vulgare-blueweed-viper-bugloss-bugloss-flora-vulgare-echium-wild-plant-medicinal-plant

https://commons.wikimedia.org/wiki/File:Blueweed.jpg