Hen Of The Woods
VU

Hen Of The Woods

Grifola frondosa

Unknown

Photo: Wikimedia Commons (CC) via https://en.wikipedia.org/wiki/Grifola_frondosa

Overview

A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.

Grifola frondosa faces mounting pressure from intensive forestry practices that remove the mature hardwood trees essential for its growth, particularly oak, maple, and beech species that serve as its primary hosts. Commercial logging operations and forest fragmentation have significantly reduced suitable habitat, while climate change alters the delicate moisture and temperature conditions required for fruiting body development. Urban expansion and agricultural conversion continue to eliminate remaining old-growth forest patches where established mycelial networks can persist.

Threat summary

Habitat

This saprophytic fungus inhabits mature deciduous and mixed forests, forming extensive mycelial networks at the base of living and dead hardwood trees, particularly oak, maple, elm, and beech. It requires well-established forest ecosystems with stable moisture levels, rich organic soil layers, and minimal disturbance to support its complex underground fungal networks.

TERRESTRIAL· major

Frequently asked questions

Why is Hen Of The Woods classified as Vulnerable?
Hen Of The Woods is classified as Vulnerable because the population is declining and the species faces a high risk of extinction in the medium-term future if current pressures continue. Grifola frondosa faces mounting pressure from intensive forestry practices that remove the mature hardwood trees essential for its growth, particularly oak, maple, and beech species that serve as its primary hosts. Commercial logging operations and forest fragmentation have significantly reduced suitable habitat, while climate change alters the delicate moisture and temperature conditions required for fruiting body development. Urban expansion and agricultural conversion continue to eliminate remaining old-growth forest patches where established mycelial networks can persist.
Where does Hen Of The Woods live?
Hen Of The Woods occurs in across multiple regions. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Hen Of The Woods?
The main threats to Hen Of The Woods are ai-1, ai-2, ai-3, and ai-4. The full IUCN-classified threat record for this species is detailed on the species page.

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