Moss Growing On Cedar Shake Roof

Because moss grows in moist humid areas it can also be a clear sign of water or moisture damage on the roof.

Moss growing on cedar shake roof.

Grab your oxygen bleach solution and apply it to all sections of moss growth. Moss and lichens are more than a cosmetic issue on many kinds of roofing materials asphalt shingles roll roofing wood shingle roofs wood shake roofs. Moss grows in areas untouched by sun so it can develop at a speedy pace on tree shaded and north facing roofs. In fact one way to prevent moss from growing in the first place is to attach zinc strips to the ridge of your roof.

By holding moisture against the roof surface lichens but more so moss speed the wear of the asphalt shingle surface in freezing climates by increasing frost damage to the mineral granule. Over time as rain falls zinc residue coats the roof to prevent moss growth. Moss b ware is 99 percent zinc sulfate monohydrate a proven moss killer and moss deterrent. Some moss or fungi development you may see are dark brown or black spots that weaken shakes or shingles.

If mossy foliage covers your roof it s time to get cleaning. In autumn the leaves begin to drop from the trees the angle of the sun become lower in the sky and of course the temperatures also begin to decline. Severe moisture can even go through the roof and flashing and into the home where mold can continue to grow. Natural wood roofing particularly cedar shakes or shingles is quite permeable to moisture.

If you notice moss or fungis growing on your roof call a professional to clean it off and check to see if you need other cedar roof repairs. Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye. Moss grows on bark rocks soil and any location where conditions are shaded and moist including your roof. Hose off and brush all moss loose from your roof shingles.

Get a stiff bristle scrub brush and attach it to the end of a pole if you don t have a random pole hanging around a broom will work as well. Carefully get up to your roof and brush downward to knock the moss loose. Spreading moss can quickly upholster to roof surfaces filling in voids between shingles and tiles and reaching under and lifting up roofing materials. If roofing dries quickly after it becomes wet from precipitation there will be little chance of moss.

All good reasons the season is called fall debris shade and cool moist conditions set the stage for moss and mildew to grow on your cedar roof in both spring and autumn though. These kinds of organic growth will degrade cedar roofs much faster than a lot of other roofing issues. In the case of cedar roofing a wet or moist roof can eventually lead to issues like rot mold and mildew.