Expert tips on keeping your Coconut Creek property spotless.
April 8, 2026
Those black streaks running down your roof are not dirt. They are not water stains either. That dark discoloration is a living organism called Gloeocapsa magma, a type of algae that feeds on the limestone filler in your shingles. Left alone, it spreads. It breaks down your roofing material over time, shortens the life of your shingles, and quietly chips away at your home's value.
Those black streaks running down your roof are not dirt. They are not water stains either. That dark discoloration is a living organism called Gloeocapsa magma, a type of algae that feeds on the limestone filler in your shingles. Left alone, it spreads. It breaks down your roofing material over time, shortens the life of your shingles, and quietly chips away at your home's value.