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 >