Alder

Alnus × fallacina

Alder

Deutsche Dendrologische Gesellschaft

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Betulaceae
Genus:
Alnus
Species:
Alnus × fallacina

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Tree
Height:
20-40 ft
Bloom Months:
mar, apr
Bloom Colors:
Green, Brown

Native Range

United States: New York, Ohio

Keystone Species Ranking

Caterpillar Keystone:
★☆☆☆☆ Based on number of butterfly and moth species using this genus as host plant (Source: National Wildlife Federation)

Soil Requirements

Soil Type:
moist, fertile, well-drained loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
Commonly found in riparian zones and wetlands.

Germination Information

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 90 days.

Source: OpenAI GPT-4o