It s actually just a blue green algae spread by airborne spores.
Roof tile fungus.
It s actually just a blue green algae spread by airborne spores.
Known as black algae or roof mold gloeocapsa magma is usually blamed on dirt accumulation mold and mildew or defective shingles.
Some black stains on asphalt roof shingles are caused by a black algae sometimes misnamed as a black fungus or even a mildew such as that shown in the photograph here.
It needs heat moisture and nutrients to grow.
It is easily spread and causes those colorful stains on so many roofs.
Their formulae use tried and true zinc compounds that linger on surfaces to provide continuing protection.
Roof lichen are symbiotic organism where fungus and algae live in a dependent relationship unfortunately their relationship can cause real damage to your roof.
Commonly found in climates with warm humid summers it does no damage to the roofing but it certainly does looks bad.
Known as black algae or roof mold gloeocapsa magma is usually blamed on dirt accumulation mold and mildew or defective shingles.
It is easily spread and causes those colorful stains on so many roofs.
Roofs and others designed to remove and or inhibit moss and fungus growth on siding masonry surfaces and even lawns.