In crawl spaces where lighting is more dim take an extension cord and a drop light with you as you inspect the floor joists for mold.
White mold on floor joists.
Rafters in the attic floor joists in the basement or crawlspace and wooden furniture are all places where you can find white mold.
Inspection of crawlspace revealed moderate mold growth throughout significant areas of subfloor and floor joists.
A variety of fungi can result in mold or mildew on floor joists.
White mold is commonly found growing on wood surfaces.
Grab a helper for this task if you can.
White mold penetrates porous surfaces such as wood sheetrock and furniture.
In cool climates mold growth on floor joists is rare.
Step 5 treating floor joists in crawl spaces.
The main ones being how sensitive you are to a particular type of mold and the amount of mycotoxins a particular type of mold releases into the atmosphere.
In some cases altering the conditions around the wood can stop growth but in more severe situations a visit from a professional is required.
Removing the problem depends on the type of fungus responsible and the degree of infestation.
But when it occurs it s often white in color.
Black mold on floor joists is generally more hazardous than white mold on floor joists for example.