Wet the moss by spraying with your hose.
Green moss on the roof.
The seams between the shingles and the shingles edges also develop moss because they tend to be especially shaded.
Hose off and brush all moss loose from your roof shingles.
The black mold like stains and streaks that appear on roofs particularly light colored asphalt shingles is actually a blue green algae gloeocapsa magma.
Spreading moss can quickly upholster to roof surfaces filling in voids between shingles and tiles and reaching under and lifting up roofing materials.
It doesn t have the thick growth like moss and lichen and it looks like stains on a roof usually in streaks of black or sometimes green.
With either your homemade cleaner or a store bought option spray the.
If your moss problem requires more than.
The third most common type of growth on a roof is algae.
Follow the store bought cleaner s instructions for how long you should leave the cleaner on the moss.
Hose off and brush all moss loose from your roof shingles.
Moss on a roof if you have moss growing on your roof there s a high chance you have a north facing roof.
Commonly found in climates with warm humid summers it does no damage to the roofing but it certainly does looks bad.
Using your garden hose on low pressure.
Moss on a roof begins with a thin dusting of green that you may notice only from low angles.
Create a 50 50 mixture of chlorine bleach and water and spray it generously on the moss.
A north facing roof usually has little sunlight which enables moss to buildup on the roof.
This thin layer on the top of the shingles expands and becomes wide thick and mat like.
Safely set up your ladder near the moss.
Moss grows in areas untouched by sun so it can develop at a speedy pace on tree shaded and north facing roofs.
Apply a storebought or diy cleaning solution to remove the moss.
Carefully place a ladder near the area of moss.
Moss can grow quite quickly and it will grow in between roof tiles filling in the voids and lifting up roof tiles and slates.
Use a low pressure setting on your spray nozzle to avoid damaging your shingles.
Moss which tends to appear on areas of roofs that are shaded by trees and on north facing slopes is sometimes killed and re invasions prevented by simply correcting the shady humid conditions.
How to get rid of algae on the roof.
