I Have Moss Growing On My Roof

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.

I have moss growing on my roof.

Causes of moss or lichens growth on roofs moss growing on any roof surface will be more severe on roof sections that area shaded and exposed to periodically damp cool weather conditions. Shaded areas exposed to frequent damp cool weather will quickly encourage moss to grow on your roof. Moss growing on a roof may or may not be considered attractive or quaint but there is no doubt that extensive moss on a roof can seriously damage the roof by growing under and raising or loosening. In fact one way to prevent moss from growing in the first place is to attach zinc strips to the ridge of your roof.

Over time as rain falls zinc residue coats the roof to prevent moss growth. 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. If you remove moss from the roof then you will reduce the possibility of tiles suffering from winter cracks. Ultimately moss growth on a roof can result in costly repairs and can also reduce the lifespan of your roof.

Moss absorbs and retains water. Moss doesn t always mean you re destined for a whole new roof nor does it mean your home has water or moisture damage. Moss is a non vascular plant that absorbs water through its leaves instead of roots. Moss on a roof if you have moss growing on your roof there s a high chance you have a north facing roof.

Moss b ware is 99 percent zinc sulfate monohydrate a proven moss killer and moss deterrent. Moss growth on your roof is a serious concern. Furthermore moss likes to grow on cement and can agitate the bond between ridge apex tiles and your roof. Moss can grow quite quickly and it will grow in between roof tiles filling in the voids and lifting up roof tiles and slates.

While moss is the most common form of growth on your roof homeowners should also be aware of the spread of algae and lichen as well as the buildup of organic matter such as fallen leaves twigs branches and nuts which will support the buildup of moss. Hose off and brush all moss loose from your roof shingles. Moss tends to form in areas where it is shielded from the sun. Moss on roof tiles can cause multiple problems such as wood rotting and the obstruction of drainage points.

A north facing roof usually has little sunlight which enables moss to buildup on the roof. Left unattended moss can spread and cause all kinds of damage. If sections of your roof are under heavy tree cover these are prime spots for moss to thrive.