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Photo Credits:
M. Ritter and J. Reimer

Photo Locations:
Cal Poly State University - San Luis Obispo, CA and Lotusland - Santa Barbara, CA

GREEN WATTLE
Acacia decurrens

General Notes

     Grows best in light, well-drained, fertile soil, but tolerates clay sloped areas. Has fragrant flower. Native to Eastern New South Wales.
     An Acacia decurrens var. mollis in Carmel is registered as a California Big Tree. It measures 60 feet high, with a trunk circumference of 103 inches and a crown spread of 37 feet.
  List all Fabaceae | Acacia

• Acacia decurrens - Fabaceae
• Native To: Eastern New South Wales
• Habit: Spreading with a High Canopy.
  Has Evergreen foliage.
• Shape: Rounded or Vase
• Sunset Zones: 8, 9 and 14 - 24
• USDA Hardiness Zones: 9 - 11
• Exposure: Full Sun to Partial Shade
• Water Needs: Moist to Dry and Well Drained Soil
• Soil Type: Clay, Loam or Sand
• Soil pH: Slightly Acidic to Highly Alkaline
• Seaside Tolerance: Good in Mild Zone
• Height: 50 feet
• Canopy Width: 40 - 50 feet
• Growth Rate: 36 Inches per Season
• Longevity: Less than 50 years
• Leaves: Bipinnately Compound Dark Green. Evergreen.
• Flowers: Showy, Fragrant, Yellow. Flowers in Spring or Winter. Has perfect flowers (male and female parts in each flower).
• Fruit: Brown Pod, Very Large (Over 3.00 inches), fruiting in Spring, Summer or Fall.
• Bark: Dark Gray, Furrowed or Smooth
• Pest & Disease: Susceptible to Beetle Borers, Root Rot
• Shading Capacity: Rated as Moderate to Dense in Leaf
• Branch Strength: Rated as Weak
• Litter Issue: Dry Fruit
• Root Damage Potential: Rated as High
• Health Hazard: Allergy

Cite This Page:
SelecTree. "Acacia decurrens Tree Record." 1995-2012. May 18, 2013.
< http://selectree.calpoly.edu/treedetail.lasso?rid=24 >