Late July-Mid August
Lewis flax is an annual, semi-evergreen perennial forb. It is considered a woody subshrub the western U.S. It has many narrow, small, alternate, simple and entire leaves that are sessile (lacking stalks) on the stems. The perfect and regular, generally showy flowers are borne in racemes or cymes. The sepals and petals are in five. Fruit is a capsule.
Lewis flax is noted to have fair forage value for livestock and wildlife during spring and winter. Flax seed is also an important food source for birds in the fall and winter. All flax species are noted for their value in mixes for erosion control which can be useful in many of the OSMP degraded sites.
Lewis flax it often found with a smaller, non-native flax. Lewis flax generally has a larger flower with sepals 4-6mm long. Seed is mature when capsules are dry and seed is hard and dark in color. Gently shake pod over envelope to release seed. If needed gently pull apart capsule.
Flax species do best on well-drained soils. They are usually found in open areas. A large flax population can be found in Boulder Valley Ranch