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How to Identify Grey Knight

Tricholoma terreum
EDIBLE* Season // Aug-Oct Family // Tricholomataceae

Description

Tricholoma terreum is a medium to large mushroom characterized by its grey to brown cap and white to pale gills. The cap is often convex and becomes more flattened with age, while the stem is sturdy and white, sometimes with a slight bulbous base.

Key Identification Features

Field marks recorded for this species. Work through all of them, not just one:

  • Cap: Grey to brown, convex to flat, smooth surface
  • Gills: White to pale, free from the stem
  • Stem: Sturdy, white, sometimes bulbous at the base
  • Spore print: White
  • Flesh: Firm, white, with a mild taste

Specimen Profile

FamilyTricholomataceae
GenusTricholoma
EdibilityEdible*
Toxicitynone
SeasonAug-Oct
HabitatTypically found in coniferous and mixed forests, often in association with pine trees.
RegionWidely distributed across Europe and North America.

Habitat & Distribution

Habitat: Typically found in coniferous and mixed forests, often in association with pine trees.

Region: Widely distributed across Europe and North America.

Seasonality

Fruits from late summer to early autumn.

Typical months: Aug-Oct

Common Lookalikes

Always verify identification to avoid these similar species. The differentiator is the point — learn the one or two tells that separate them:

Tricholoma equestre (edible)

HOW TO TELL APART

distinguished by its yellowish cap and more pronounced flavor

Tricholoma saponaceum (poisonous)

HOW TO TELL APART

has a more pronounced soapy taste and odor

Tricholoma columbetta (edible)

HOW TO TELL APART

typically has a more pronounced brownish cap and a different habitat preference

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Track your Grey Knight finds

Pin the patch before you leave it. Coordinates, photos, and field notes stay on your device — and the offline lookalike guide travels with you into the deep woods.

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Disclaimer: This guide is for educational purposes only. Never consume a wild mushroom unless you are 100% certain of its identification.