Cultivated Button Mushroom

Agaricus bisporus

Family: Agaricaceae

Cultivated Button Mushroom (Agaricus bisporus)
Photo:chris_73(CC BY-SA 3.0)View original source →

Overview

The wild ancestor of the supermarket button, portobello, and cremini. Wild on horse-manured fields, dung-rich pasture, and roadside verges across Europe, the Americas, and Australasia. Choice — same culinary properties as cultivated form.

Edibility
Edible
Rarity
common
Trophic mode
saprotrophic

Host trees & substrate

  • Local forest substrate

Key identification features

  • Pink-to-chocolate gills
  • White-to-buff cap, smooth or finely fibrous
  • Small partial ring on stem
  • NO yellow staining

See live fruiting predictions for Cultivated Button Mushroom on the forecast home page, or browse the full field guide.

Always confirm wild-mushroom identification with multiple sources and a knowledgeable local expert before consuming. Read the foraging safety guide.