1: Location: Non-toxic mushrooms mostly grow on clean grasslands or pine trees and oak trees, while poisonous mushrooms often grow in dark and humid places.

2. Look at the color: there are poisonous mushrooms with bright colors, including red, green, dark black and cyan, which are easy to change color after picking.

3. Look at the shape: the lid of the non-toxic mushroom is flat, the umbrella surface is smooth, there are no wheels on the surface of the mushroom, and the lower part is sterile. The center of the poison cap is convex.

4. Look at the secretions: tear off the stems of fresh wild mushrooms, the nontoxic secretions are as clear as water, and the surface of the mushrooms will not change color after tearing off;

Toxic secretions are thick and reddish-brown, and are easy to change color in the air after being torn.

5. Smell: There are poisonous mushrooms with a spicy, sour and smelly smell.

6. Watch the test: You can rub the onion on the mushroom cover. If the onion turns blue-brown, it proves that it is poisonous; Or to live animals.

But it is recommended not to eat casually.