Lupinus texensis (Fabaceae)
A hardy winter annual native to Texas. Adopted as the "State Flower of Texas", this is the most commonly seen variety along roadsides and in uncultivated pastures throughout the state. Flowers are densely arranged on a spike with a characteristic ice white terminal tip. Bluebonnets cannot tolerate poorly drained, clay based soils. Seed planted in poorly drained soils will germinate, but plants will never fully develop. Seedlings will become either stunted or turn yellow and soon die. Prefers a sloped area in light to gravelly, well drained, soil with a ph level between 6-7. Seed is scarified for quick germination. Bluebonnets require 8 hours of direct sun.
Suggested Use: Raised flower beds, half wooden barrels, hanging baskets, mixtures, hillsides, roadsides and meadows.
Miscellaneous: Easy to grow from seed providing you do not have an overabundance of rainfall and Plant in welldrained soils.
Average Planting Success: 60%
Height: 1---2 feet
Germination: 15---75 days
Optimum Soil Temp. for Germination: 55°F--70°F
Sowing Depth: 1/8"
Blooming Period: March--May
Average Seeds Per Pound: 13,500
1 oz Covers: 78 sq.ft.
Seeding Rate: 35 lbs. per acre