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Big Bend Bluebonnet (Lupinus havardii)

Lupinus Havardii, or more commonly know as Big Bend Bluebonnet, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) with green foliage and blue flowers of the genus Lupinus. It has a rapid growth rate and a height of 20 feet at maturity. Its duration is annual which means it grows for one season only. It's active growth period is spring summer fall, blooms during early spring, is somewhat tolerant of shade and is routinely available commercially. Lupinus Havardii or Big Bend Bluebonnet's floral region is North America US Lower 48

  • Category: Dicot
  • Genus: Lupinus
  • Family: Fabaceae
  • Order: Fabales
  • Class: Magnoliopsida
  • Division: Magnoliophyta
  • Duration: Annual
  • Growth Habit: Forb/herb
  • Native Status: L48 (N)
  • Active Growth Period: Spring Summer Fall
  • After Harvest Regrowth Rate: Rapid
  • Allelopath: No
  • Bloat: None
  • C:N Ratio: Low
  • Coppice Potential: No
  • Fall Conspicuous: No
  • Fire Resistance: No
  • Flower Color: Blue
  • Flower Conspicuous: Yes
  • Foliage Color: Green
  • Foliage Porosity Summer: Porous
  • Foliage Porosity Winter: Porous
  • Foliage Texture: Fine
  • Fruit/Seed Color: Brown
  • Fruit/Seed Conspicuous: Yes
  • Growth Form: Multiple Stem
  • Growth Rate: Rapid
  • Height Mature (feet): 20
  • Leaf Retention: No
  • Lifespan: Short
  • Low Growing Grass: No
  • Nitrogen Fixation: Low
  • Resprout Ability: No
  • Shape and Orientation: Erect
  • Toxicity: None
  • Adapted to Coarse Textured Soils: Yes
  • Adapted to Fine Textured Soils: No
  • Adapted to Medium Textured Soils: Yes
  • Anaerobic Tolerance: None
  • CaCO3 Tolerance: High
  • Cold Stratification Required: No
  • Drought Tolerance: High
  • Fertility Requirement: Low
  • Fire Tolerance: High
  • Frost Free Days Minimum: 240
  • Hedge Tolerance: High
  • Moisture Use: Low
  • pH (Minimum): 7.5
  • pH (Maximum): 8
  • Planting Density per Acre Minimum: 700
  • Planting Density per Acre Maximum: 2700
  • Precipitation (Minimum): 8
  • Precipitation (Maximum): 12
  • Root Depth Minimum (inches): 6
  • Salinity Tolerance: None
  • Shade Tolerance: Intermediate
  • Temperature Minimum (°F): -23
  • Bloom Period: Early Spring
  • Commercial Availability: No Known Source
  • Fruit/Seed Abundance: Medium
  • Fruit/Seed Period Begin: Spring
  • Fruit/Seed Period End: Fall
  • Fruit/Seed Persistence: Yes
  • Propagated by Bare Root: No
  • Propagated by Bulbs: No
  • Propagated by Container: Yes
  • Propagated by Corms: No
  • Propagated by Cuttings: No
  • Propagated by Seed: Yes
  • Propagated by Sod: No
  • Propagated by Sprigs: No
  • Propagated by Tubers: No
  • Seed per Pound: 19000
  • Seed Spread Rate: Rapid
  • Seedling Vigor: High
  • Small Grain: No
  • Vegetative Spread Rate: None


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