Italian alder (Alnus cordata)

Native: Italy, Corsica

Tree Characteristics

  • Shape: Oval or Rounded
  • Foliage: Deciduous Cordate, Medium to Dark Green, Bronze
  • Height: 40 - 50 feet.
  • Width: 25 feet
  • Flowers: Inconspicuous. Green or Yellow. Flowers in Spring.
  • Fruit: Prolific, Brown Cone, Medium (0.50 - 1.50 inches), fruiting in Winter Wildlife use it.
  • Bark: Light Gray, Furrowed or Smooth.
  • Shading Capacity: Dense in Leaf, Dense out of Leaf.
  • Litter Issue: Dry Fruit.

Tree Site Conditions & Constraints

  • Zones: Sunset 2 - 9 and 14 – 24, USDA Hardiness 5 - 7.
  • Exposure: Full Sun to Partial Shade.

Pests & Disease Information

  • Resistant: Borer.
  • Susceptible: Beetle Borers, Powdery Mildew.

Health, Safety & Environmental Concerns

  • Branch Strength: Medium.
  • Root Damage Potential: Moderate.
  • Health Hazard: Allergy
  • Attracts: Birds

Source:

SelecTree. "Alnus cordata Tree Record." 1995-2018. Mar 1, 2018.
​< https://selectree.calpoly.edu/tree-detail/alnus-cordata >

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