Wooly Locoweed

Wooly Locoweed-00


Legume Family : Fabaceae

Latin Name : Astragalus mollissimus
Longevity : Perennial
Season : Warm
Origin : Native
Value :
Wildlife – good
Livestock – TOXIC

Remarks :

This plant is highly toxic to livestock. The toxin is swainsonine, which causes damage to the brain, liver, digestive organs, placenta and testes. Growth is 4 – 16 inches from a woody root that gives rise to stems lying close to the ground. The flowers can be purple, lavender or yellow, emerging April to June. The leaves and stems are densely covered with silver-white hairs, giving it the name, “Wooly”. Adapted to dry, sandy and rocky soils of open prairies and hillsides.