Europe and western and central Asia
Blueweed has been located on the Revelstoke Greenbelt and sporadically distributed around the Columbia Shuswap region.
It is a perennial plant growing 30-80 cm tall. The leaves and stems are slightly hairy and can be painful to grab. The flowers are bright blue and cover the upper sides of the branches connecting to the main stem.
Blueweed can produce 2800 seeds per plant! Make sure none cling to your clothing or pets if you come in contact with this weed.