Fungus so bad there are now mushrooms growing out of the floors of the gym.
Mushrooms growing on roof.
For years liz says they ve been plagued by a bad roof.
If the stump is still there you can have it removed.
The mushrooms are growing on my rental house not many only a small side of the house but persistent over the 3 years in small quantity since i ve owned this rental.
In this situation first the leak must be fixed and secondly the roof must be treated also in order to successfully kill the root of the infestation.
I haven t panicked because the moisture meter shows nothing on the opposite drywall side but it s obvious the siding is getting damp to the point of growing mushrooms.
Mushrooms in the house mushrooms growing indoors present a classic sign of a moisture problem.
Correcting the moisture problem is the first step in the eradication procedure.
Fungi growth can many times be found far away from the source of moisture.
If you have an area where a tree used to stand even if the stump is gone the dead roots underground may encourage mushroom growth.
It s not unusual to see mushrooms growing in the basement that derive their moisture from a rooftop leak.
If it s gone just keep the area well raked and aerated to improve drainage.
From your description you may have lichen growing on the surface of your roof.
It may be from a plumbing leak a roof leak or a severe lack of ventilation.