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Swampmahogany (Eucalyptus robusta)

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Eucalyptus Robusta, or more commonly know as Swampmahogany, is a tree with gray-green foliage and yellow flowers of the genus Eucalyptus. It has a rapid growth rate and a height of 160 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is fall winter and spring, blooms during late winter and is intolerant of shade. Eucalyptus Robusta or Swampmahogany's floral region is North America US Lower 48 and Hawaii, specifically in the states of Florida and Hawaii.

  • Category: Dicot
  • Genus: Eucalyptus
  • Family: Myrtaceae
  • Order: Myrtales
  • Class: Magnoliopsida
  • Division: Magnoliophyta
  • Duration: Perennial
  • Growth Habit: Tree
  • Native Status: L48 (I) HI (I)
  • PLANTS Invasive Status: HEAR
  • National Wetland Indicator Status: FACU
  • Regional Wetland Indicator Status: H(FACU)
  • Active Growth Period: Fall Winter and Spring
  • Allelopath: Yes
  • Bloat: None
  • C:N Ratio: High
  • Coppice Potential: Yes
  • Fall Conspicuous: Yes
  • Fire Resistance: No
  • Flower Color: Yellow
  • Flower Conspicuous: Yes
  • Foliage Color: Gray-Green
  • Foliage Porosity Summer: Moderate
  • Foliage Porosity Winter: Moderate
  • Foliage Texture: Coarse
  • Fruit/Seed Color: Green
  • Fruit/Seed Conspicuous: Yes
  • Growth Form: Single Stem
  • Growth Rate: Rapid
  • Height at 20 Years Maximum (feet): 85
  • Height Mature (feet): 160
  • Leaf Retention: Yes
  • Lifespan: Long
  • Low Growing Grass: No
  • Resprout Ability: Yes
  • Shape and Orientation: Erect
  • Toxicity: None
  • Adapted to Coarse Textured Soils: Yes
  • Adapted to Fine Textured Soils: Yes
  • Adapted to Medium Textured Soils: Yes
  • Anaerobic Tolerance: Medium
  • CaCO3 Tolerance: None
  • Cold Stratification Required: No
  • Drought Tolerance: Low
  • Fertility Requirement: Medium
  • Fire Tolerance: High
  • Frost Free Days Minimum: 340
  • Hedge Tolerance: Low
  • Moisture Use: Medium
  • pH (Minimum): 4.5
  • pH (Maximum): 6.5
  • Planting Density per Acre Minimum: 170
  • Planting Density per Acre Maximum: 1200
  • Precipitation (Minimum): 40
  • Precipitation (Maximum): 100
  • Root Depth Minimum (inches): 24
  • Salinity Tolerance: None
  • Shade Tolerance: Intolerant
  • Temperature Minimum (°F): 16
  • Bloom Period: Late Winter
  • Commercial Availability: Routinely Available
  • Fruit/Seed Abundance: Medium
  • Fruit/Seed Period Begin: Summer
  • Fruit/Seed Period End: Fall
  • Fruit/Seed Persistence: Yes
  • Propagated by Bare Root: Yes
  • 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: 136077
  • Seed Spread Rate: Moderate
  • Seedling Vigor: High
  • Small Grain: No
  • Vegetative Spread Rate: None




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