Stats

Lifespan: 30-60 yrs
Size: Large
Diet: Photosynthetic
Biome: Subalpine shrubland
Range: Northern Hemisphere
Movement: Sessile
Breeding: Seeds
Defense: Toxins
Status: Common

About

The green alder is a shrubby tree found in cold northern forests and mountains. Its roots host bacteria that pull nitrogen from the air to fertilize the surrounding soil.

Life cycle

1.
seed
A dormant seed waits for water and warmth before germinating.
2.
sprout
A first shoot emerges with cotyledon leaves and a tap root reaching down.
3.
sapling
A young plant grows true leaves and a stem or trunk, putting on height each season.
4.
mature
Fully grown, flowering or fruiting at adult size.

Learn more

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Taxonomy

Kingdom: Plantae
Phylum: Tracheophyta
Class: Magnoliopsida
Order: Fagales
Family: Betulaceae
Genus: Alnus
Species: Alnus alnobetula