Asks what causes moss to grow on a roof and what s the best way to get rid of it moss thrives in a damp shady environment.
How to grow moss on a roof.
Within these areas though moss does not grow in equal quantities everywhere.
Another critical factor is the amount of shade your roof receives.
Read more to find out what you can do.
How moss will ruin a roof.
Once moss establishes itself it absorbs rainwater like a sponge and can spread across the entire roof and grow a few inches thick.
North facing roof areas that receive little sunlight are prone to moss.
Keep the moss out of the sunlight so it can stay cool throughout the day.
The more water and the more debris the greater the chance of moss growth.
As the moss starts to grow and take hold it needs to be kept really moist.
Water the moss daily for the next 2 to 3 weeks to establish it.
The slurry can be painted onto the rock medium of your choice.
Moss prefers to grow in the shade so exposing more of your roof to sunlight will help deter it.
Remove sources of shade.
Over time moss can cause your roofing to degrade.
How to grow moss with a slurry for rocks and bricks it s difficult to start moss as a transplant on a rocky or brick surface.
Use a watering can to gently water the moss for the next couple of weeks until it looks healthy and green.
Here are a few ways to prevent moss growth on your roof.
That s why it often occurs on the north side of a roof or under shady overhanging trees.
Moss algae and lichen grow on your roof through a combination of two things.
Moisture and organic debris.
A slurry is a mixture of chopped moss and a food medium such as buttermilk that helps it propagate.
So that s where a slurry comes in.
How to prevent moss on your new roof.
Since moss thrives in damp environments areas of the roof that get the least amount of direct sunlight like north facing sections or areas shaded by tree limbs make an ideal place for it to grow.