Big Bend Bluebonnet (Havardii)

The Big Bend Bluebonnet (Havardii) is generally described as an annual forb/herb. This is native to the U.S. (United States) has its most active growth period in the spring and summer and fall . The Big Bend Bluebonnet (Havardii) has green foliage and inconspicuous blue flowers, with a moderate amount of conspicuous brown fruits or seeds. The greatest bloom is usually observed in the early spring, with fruit and seed production starting in the spring and continuing until fall. Leaves are not retained year to year. The Big Bend Bluebonnet (Havardii) has a short life span relative to most other plant species and a rapid growth rate. At maturity, the typical Big Bend Bluebonnet (Havardii) will reach up to 20 feet high, with a maximum height at 20 years of 0 inches.

The Big Bend Bluebonnet (Havardii) is not commonly available from nurseries, garden stores and other plant dealers and distributors. It can be propagated by container, seed. It has a rapid ability to spread through seed production and the seedlings have high vigor. Note that cold stratification is not required for seed germination and the plant cannot survive exposure to temperatures below -23°F. has high tolerance to drought and restricted water conditions.

Plant Basics
Category
Growth Rate Rapid
General Type Forb/herb
Growth Period Spring, Summer, Fall
Growth Duration Annual
Lifespan Short
Plant Nativity Native to U.S.
Commercial Availability No Known Source
Physical Characteristics
Bloom Period Early Spring
Displays Fall Colors No
Shape/Growth Form Multiple Stem
Drought Tolerance High
Shade Tolerance Intermediate
Height When Mature 20
Vegetative Spread None
Flower Color Blue
Flower Conspicuousness Yes
Fruit/Seed Abundance Medium
Fruit/Seed Seasonality Spring Fall
Seed Spread Rate Rapid
Gardening Characteristics
Propagations (Ways to Grow) Container, Seed
Moisture Requirements Low
Cold Stratification Required No
Minimum Temperature -23
Soil Depth for Roots 6
Toxic to Nearby Plants No
Toxic to Livestock No
After-Harvest Regrowth Rate Rapid
After-Harvest Resprout Ability No
Responds to Coppicing No
Growth Requirements
pH Range 7.5–8 pH
Precipitation Range 8–8 inches/yr
Planting Density 700–2700 indiv./acre
Soil Textures Coarse, Medium
Soil Depth for Roots 6
Minimum Frost-Free Days 240 day(s)
Salinity Tolerance None
CaCO3 Tolerance High
Sustainability & Use
Leaf Retention No
Palatability Medium
Fire Resistant No
Causes Livestock Bloating None

Source: USDA, NRCS, PLANTS Database, plants.usda.gov.
National Plant Data Center, Baton Rouge, LA 70874-4490 USA