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Death cap (Amanita phalloides)

Deadly

The death cap is the world's deadliest mushroom. A single cap can be fatal, and cooking does not make it safe.

Death cap (Amanita phalloides) in the wild
Photo: Archenzo / Wikimedia Commons · CC BY-SA 3.0
Scientific nameAmanita phalloides
Other namesGrüner Knollenblätterpilz · Amanite phalloïde · Tignosa verdognola
FamilyAmanitaceae
SeasonAug – Nov
HabitatUnder oak, beech, chestnut and other broadleaf trees
RangeEurope; introduced in North America, Australia and South Africa
Spore printWhite
SmellFaint, sweetish; becomes sickly with age
Safety first. Never eat a wild mushroom based on an app or a website. Confirm identification and edibility in person with a qualified local expert. Cooking, drying and freezing do not remove most mushroom toxins.

How to identify Death cap

Key identification clue: Always dig the whole mushroom out: a white sac (volva) at the base, a ring on the stem and white gills are the warning signs.
CapOlive-green to yellow-green or pale, 5–15 cm, smooth, often with a faint radial fibre pattern
UndersideWhite gills, free from the stem
StemWhite, with a drooping skirt-like ring and a sac-like cup (volva) at the base, often hidden underground
SmellFaint, sweetish; becomes sickly with age
Spore printWhite

Is Death cap edible or poisonous?

Deadly. Contains amatoxins. Symptoms can be delayed 6–24 hours, followed by liver and kidney failure. It causes the majority of fatal mushroom poisonings worldwide.

Death cap look-alikes

Commonly confused with edible field mushrooms, paddy straw mushrooms and young puffballs. The white gills and the sac at the base are the giveaways.

When does Death cap grow?

Death cap is typically found Aug – Nov in under oak, beech, chestnut and other broadleaf trees. See other mushrooms in season:

Frequently asked questions

Is Death cap edible?

No. Death cap (Amanita phalloides) is deadly poisonous. Contains amatoxins. Symptoms can be delayed 6–24 hours, followed by liver and kidney failure. It causes the majority of fatal mushroom poisonings worldwide. Never eat it, and call emergency services or a poison centre if you think someone has.

What does Death cap look like?

Olive-green to yellow-green or pale, 5–15 cm, smooth, often with a faint radial fibre pattern. Underside: white gills, free from the stem. Stem: white, with a drooping skirt-like ring and a sac-like cup (volva) at the base, often hidden underground.

What are the look-alikes of Death cap?

The main look-alikes are Field mushroom (Agaricus campestris) and Common puffball (Lycoperdon perlatum). Commonly confused with edible field mushrooms, paddy straw mushrooms and young puffballs. The white gills and the sac at the base are the giveaways.

When and where does Death cap grow?

Death cap is usually found from Aug to Nov. Habitat: under oak, beech, chestnut and other broadleaf trees. Range: Europe; introduced in North America, Australia and South Africa.

Found something like death cap?

Photograph it with Mushie for possible matches, look-alike warnings and an AI guide for follow-up questions. Results are suggestions, never a safe-to-eat verdict.

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Related species

Sources and credits: written from standard field-guide references. Further reading: Wikipedia: Amanita phalloides. Last updated 2026-10-22. Editorial policy.