While i discourage the use of harsh chemicals due to safety and environmental reasons there may be specific.
Getting rid of moss on cedar roof.
I have a heavy cedar shake roof and the moisture and mildew or moss can accumulate on it.
Hose off and brush all moss loose from your roof shingles.
The easiest and cheapest way to kill and prevent moss algae is by using a copper sulfate solution.
1 slide a margin trowel under shingles to unstick them from the ones below.
If your moss problem requires more than.
Use the tool to gently lift away matted moss that has gathered on the flat sections of the shingles.
Carefully place a ladder near the area of moss.
2 slide sacrificial zinc strip underneath the loosened shingles.
Work your way up to the roof ridge.
Experts recommend that you save roof moss removal for a cloudy day.
You can as well use blowing and hand cleaning to remove moss on the roof.
This is oof cleaning products which should be left to absorb into the moss for at least 20 minutes will not evaporate as quickly as they would on sunny days.
They can remove the moss inspect your roof and ensure that the moss does not grow back.
I believe that the birds are possibly looking for worms or maybe just pecking for the fun of it.
3 secure the strip with roofing nails.
Hose off and brush all moss loose from your roof shingles.
Apply a storebought or diy cleaning solution to remove the moss.
In the seams use the sharp edge of the scraper like a dental pick to force out the moss.
When you inspect your roof and discover signs of moss dampen it with water and get rid of it with a nylon brush.
Doing so can strip the cedar and damage the shingles which you may have to replace depending on how bad the damage is.
The thicker the moss is on your cedar roof the more quickly the shingles will rot.
However if you choose to remove it yourself do not use a pressure washer to clean the roof.
If there are multiple roof planes with moss repeat the same process with each section starting at the bottom and working up.
Moss can be removed physically with water and a stiff brush on a pole or a scrub brush chemically or a bit of both.
Blow the roof once or twice a year to eliminate any dirt debris leaves and branches which can create moisture leading to growth of moss.