Moss itself is a plant while lichen conisist of a fungus and a photosyntheizing plant living together.
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.
Always use a stable ladder and safety harness when climbing on the roof.
Lichen holds moisture against the surface thus speeding up the wear and tear.
You can remove moss and lichens from your roof by using vinegar as a environmentally friendly weedkiller.
I used a pump sprayer and applied a heavy mist to the roof two times about an hour apart.
Another reason to remove lichen growth is your homeowner s insurance rates may increase.
Most professional roofers advise that it is possible to do more damage to the roof by trying to remove lichen than the lichen will ever do to harm the roof.
Lichen accumulation on roofs is really a minor problem that will not hurt the roof.
So over time your roof shingles may bend and warp.
Many people try to remove lichen by brushing and scraping it off with abrasive tools.
When leaves and other material collect on your roof a perfect bed is formed for moss and lichens to grow.
A heavy spray of solution will kill the lichens and moss but results take time.
The lichen can also penetrate your roof s exterior causing the shingles to separate and spell disaster for your roof.
The recommendation for most of the products is to hose down plants that may get dripped on when applying the solution to the roof.