Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Betulaceae

Genus:

Alnus

Species:

Alnus glutinosa subsp. barbata

Growth Characteristics

Growth Habit:

Tree

Height:

2500 cm

Drought Tolerance:

Low

Bloom Months:

feb,mar,apr

Keystone Species Ranking

Caterpillar Keystone:

★★★★★ Butterfly & moth species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:

birds, bees, small mammals

Fall Color:

yellow

Source: Claude claude-sonnet-4-5-20250929 Batch

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–90 days

Germination Time:

14–60 days

Notes:

Seeds require light for germination and moist conditions. Fresh seed germinates best; viability declines with storage.

Source: Claude claude-sonnet-4-5-20250929 Batch