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Koaoha (Acacia koaia)

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Acacia Koaia, or more commonly know as Koaoha, is a tree with green foliage and yellow flowers of the genus Acacia. It has a height of 40 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is year round, blooms during spring and is intolerant of shade. Acacia Koaia or Koaoha's floral region is Hawaii, specifically in the state of Hawaii.

  • Category: Dicot
  • Genus: Acacia
  • Family: Fabaceae
  • Order: Fabales
  • Class: Magnoliopsida
  • Division: Magnoliophyta
  • Duration: Perennial
  • Growth Habit: Tree
  • Native Status: HI (N)
  • Active Growth Period: Year Round
  • After Harvest Regrowth Rate: None
  • Allelopath: No
  • Bloat: None
  • C:N Ratio: Low
  • Coppice Potential: No
  • Fall Conspicuous: No
  • Fire Resistance: No
  • Flower Color: Yellow
  • Flower Conspicuous: Yes
  • Foliage Color: Green
  • Foliage Porosity Summer: Dense
  • Foliage Porosity Winter: Dense
  • Foliage Texture: Fine
  • Fruit/Seed Color: Yellow
  • Fruit/Seed Conspicuous: Yes
  • Height at 20 Years Maximum (feet): 60
  • Height Mature (feet): 40
  • Leaf Retention: Yes
  • Lifespan: Long
  • Low Growing Grass: No
  • Nitrogen Fixation: High
  • Resprout Ability: No
  • Shape and Orientation: Rounded
  • Toxicity: Slight
  • Adapted to Coarse Textured Soils: Yes
  • Adapted to Fine Textured Soils: No
  • Adapted to Medium Textured Soils: Yes
  • Anaerobic Tolerance: None
  • CaCO3 Tolerance: Medium
  • Cold Stratification Required: No
  • Drought Tolerance: Low
  • Fertility Requirement: Medium
  • Fire Tolerance: Low
  • Frost Free Days Minimum: 365
  • Hedge Tolerance: Low
  • pH (Minimum): 5.1
  • pH (Maximum): 6
  • Planting Density per Acre Minimum: 320
  • Planting Density per Acre Maximum: 640
  • Precipitation (Minimum): 66
  • Precipitation (Maximum): 200
  • Root Depth Minimum (inches): 36
  • Salinity Tolerance: None
  • Shade Tolerance: Intolerant
  • Temperature Minimum (°F): 40
  • Bloom Period: Spring
  • Fruit/Seed Period Begin: Year Round
  • Fruit/Seed Period End: Year Round
  • Fruit/Seed Persistence: Yes
  • Propagated by Bare Root: No
  • Propagated by Bulbs: No
  • Propagated by Container: No
  • 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: 40824
  • Seedling Vigor: Low
  • Small Grain: No




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