What Causes Moss To Grow On My Roof

Moss itself is harmless.

What causes moss to grow on my roof.

And if you live in a damp climate that sees a lot of rain chances are you will notice telltale signs of algae or moss forming on your roof at some point in your home s lifespan. It does not produce any dangerous spores or fumes it contains no poisons or. Like leaves in your gutters moss is only a. Why does moss grow on my roof.

The presence or absence of much sunlight on a roof surface is often a determining factor in the amount of moss or lichens growth more sun less moss and lichens. Shaded areas exposed to frequent damp cool weather will quickly encourage moss to grow on your roof. What are the dangers of moss on your roof. Another critical factor is the amount of shade your roof receives.

This lack of drainage not only helps the moss grow and thrive but also may damage your roof because it increases the risk of water getting under the shingles. Moisture and organic debris. Brushing should start at the top and work down as going up could mess up your shingles. The presence or absence of sunlight dictates the amount of moss or algae growth.

One way to clean the roof of algae and moss is with a brush and a little grunt work scrubbing and separating the greens from the roof. When excess moss growth causes moisture to remain trapped on a roof the shingles themselves can. If you remove moss from the roof then you will reduce the possibility of tiles suffering from winter cracks. The more water and the more debris the greater the chance of moss growth.

Moss tends to form in areas where it is shielded from the sun. Moss isn t just attracted to moisture. Moss algae and lichen grow on your roof through a combination of two things. It helps keep your roof wet by storing moisture and preventing proper drainage.

The presence of moss doesn t always mean that your roof has sustained damage especially if you catch it early. Moss absorbs and retains water. If sections of your roof are under heavy tree cover these are prime spots for moss to thrive. Causes of moss or lichens growth on roofs.

If you have moss on your roof it s likely because your roof is shaded by trees or other structures allowing moisture to linger and moss to grow.