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  1. Life
  2. Plants
  3. Vascular Plants
  4. Dicots
  5. Beeches, Oaks, Walnuts, and Allies
  6. Birches and Allies
  7. Alders
  8. Common Alder

species 57,121 observations

Common Alder

Alnus glutinosa

Status
introduced
Traits
Where
In the US
Source
iNaturalist

Field notes

Supports All

68 native animals
supported in the US
  • Caterpillars Moths and butterflies raised on it Rusty Tussock Moth, Peppered Moth, Cigar Casebearer Moth, Large Red-belted Clearwing Moth 24
  • Hosted animals Gall makers, leaf miners and other animals living on or in it Alder Gall Buprestid, Striped Alder Sawfly, Green Alder Sawfly 3
  • Plant eaters Animals that feed on it Alder Erineum Mite, Alder Sucker, Common Alder Aphid, Green Cone-headed Planthopper 34
  • Flower visitors Pollinators and other flower visitors Mourning Cloak, Eastern Black Carpenter Ant, Bald-faced Hornet, Broad-headed Sharpshooter 7

Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided

Key traits

Layer
Trees
Light
Full sun Part shade
Moisture
Well drained Moist Wet
Soil
Sand Loam Clay
Soil pH
Acid Neutral
Resists
Dry soil Wet soil
Habit
Multi stemmed Pyramidal
Plant type
Tree

From NC State Extension and USDA PLANTS.

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