You can get rid of mushrooms under the floor by exposing the mushrooms to sunlight or by using an herbicide to kill them. You can also dig the area out and remove the mushrooms physically to get rid of them. Make sure that the area does not stay damp and they will not grow back.
the best way to get rid of mushrooms is by either mowing over them or raking them out.
you cant do anything to get rid of your second floor.
They spread spores and the environment starts to goq?
Nothing controls mushrooms! Until you get rid of the source, they will continue to come back. The source would be dead tree roots under the ground, very thick thatch in your lawn, or in some cases a dying tree.
Burn the floor
They do it on the floor.
take them out......
Once you have brought an additional floor it's not possible to get rid of it.
Reduce the amount of moisture in the area. Mushrooms thrive in wet soils.Eliminate decaying elements that enhance the growth of mushrooms.Increase the amount of light the mushrooms receive.Create better penetration of moisture and air flow in the ground.Use Fungicide to make sure the environment is NOT fungus friendly.Remove the mushrooms from the ground as you see them appear.Apply a nitrogen fertilizer to deter mushrooms from growing in organic matter
scrub your kitchen floor on your hands and knees, when your done, you will have clean hands, and a clean floor
remove the moisture from inside the walls and floor.
Try Bleach