Removing Black Algae From Roof

The gloeocapsa magna bacteria makes its way to roof tops as algae spores carried by the wind squirrels birds and even insects.

Removing black algae from roof.

To clean an asphalt shingle roof to remove black algae stains. What is roof algae. Moss is a thick organic growth. The bacteria also photolyzes any moisture on the roof to produce oxygen.

Thanks for the tips on how to remove black algae stains from a roof. It penetrates black algae s defenses and removes the green algae that can grow on the shaded areas of your roof. Roof moss removal and algae tips. Removing the algae off your roof yourself.

Black streaks on the north and west facing and shaded areas of your asphalt shingled roof can really wreck the appearance of your home. How to remove algae from the roof. It must be diluted before applied and plants must be rinsed down. If you ve already removed the algae from your roof once and you want to make sure you don t get it again or if you re building a new house and you want to make sure that your roof doesn t get those black streaks from algae there are 2 things you can do to prevent the algae from forming.

Bleach will neutralize and kill algae off your roof and remove the black streaking. Roof moss removal usually requires a broom or heavy stream of water. It cleans up readily but comes back in 6 to 8 weeks. The black mold like stains and streaks that appear on roofs particularly light colored asphalt shingles is actually a blue green algae gloeocapsa magma.

Bleach is corrosive and dangerous to plants and pets. Moss is thick algae is paper thin. Green algae on swing set before using wet forget. These roof invaders require a moisture rich environment usually.

However this comes with risks. The black spots discoloring your asphalt roof are more than likely the pervasive and prevalent algae known as gloecapsa magma. I have run into what looks like black roof algae on a fiberglass deck below a kynar painted metal roof the roof is ok in a coastal north carolina environment. Mix up oxygen based cleaner with water in a five gallon bucket following the instructions.

Bill october 16 2011 at 4 27 pm. Wet forget outdoor cleaner works with the wind and the rain to wash away green and black algae stains over time. Black stains on asphalt shingle roof caused by algae growth. Commonly found in climates with warm humid summers it does no damage to the roofing but it certainly does looks bad.

Copper strips prevent the growth of moss and algae.