Missoula County MSU Extension Service Weed District

Weed ID

BLUEWEED

Boraginaceae or Borage Family
Echium vulgare

OTHER COMMON NAMES: Common Viper’s Bugloss.

GROWTH HABIT: Herbaceous biennial or short lived perennial, grows 1 to 2 feet tall.

LEAVES: Alternate, bristly with hairs, pointed at both ends and have a single midvein.

STEMS: Grey green and are covered with two types of hairs arising from small black speckles. Stem leaves become smaller up the stem.

FLOWERS: Start pink and then turn a vivid blue.

ROOTS: Taproot.

SEEDS: Nutlet seed that disperses while still attached to the flower. Seeds are viable for at least 3 years.

REPRODUCES: By seed.

HABITAT: Fields, disturbed areas, roadsides.