A heavy spray of solution will kill the lichens and moss but results take time.
How to get rid of moss and lichen on roof.
To remove lichen and moss from the roof try the least toxic method for moss and lichen removal first oxygen bleach.
Lichen accumulation on roofs is really a minor problem that will not hurt the roof.
Many people try to remove lichen by brushing and scraping it off with abrasive tools.
Lichen holds moisture against the surface thus speeding up the wear and tear.
The recommendation for most of the products is to hose down plants that may get dripped on when applying the solution to the roof.
You can remove moss and lichens from your roof by using vinegar as a environmentally friendly weedkiller.
Always use a stable ladder and safety harness when climbing on the roof.
When leaves and other material collect on your roof a perfect bed is formed for moss and lichens to grow.
Lichen can be a tough growth to remove due to the symbiotic relationship between the fungus and algae.
Moss itself is a plant while lichen conisist of a fungus and a photosyntheizing plant living together.
Roof moss and lichen are not only unsightly but can damage the roof over time.
Another reason to remove lichen growth is your homeowner s insurance rates may increase.
So over time your roof shingles may bend and warp.
I used a pump sprayer and applied a heavy mist to the roof two times about an hour apart.