10/07/2026
Do you have these in your yard or seen them in the neighbors yard...interesting information!🍄
Not for cooking😛
The recent cool, rainy weather has created ideal conditions for mushrooms to develop in lawns and gardens.
Mushrooms are the reproductive or fruiting structures of fungi. Their appearance in the lawn usually indicates decaying tree stumps or roots in the soil. In garden beds, mushrooms can appear because they are associated with decaying organic matter, which could be dead roots, stumps, or mulch.
Mushrooms typically appear when the environmental conditions are ideal for their development. For many mushrooms, this is cool and damp.
While mushrooms in the lawn or garden bed may be somewhat annoying, most cause no damage to the grass, soil, or nearby plants. For this reason, no action is required.
If you want to remove them, there is nothing that can be applied to the ground that will prevent them from coming up. Simply mow them off or rake and discard them when they appear. Eventually, the mushrooms will stop emerging with the arrival of different environmental conditions (usually warmer and drier). However, they may continue to appear periodically over the next several years during favorable environmental conditions. The mushrooms will disappear permanently when the organic matter they are decomposing has been exhausted.
ISU Extension and Outreach - Agriculture and Natural Resources Iowa State University Extension and Outreach
