Treat the roof surface with a lichens or moss killing chemical such as the moss b ware product discussed above.
Treat roof for moss.
To prevent moss from returning cut back any limbs that overhang the roof or install strips of copper or zinc along the ridge.
We re here to help you figure out which method will best prevent moss from growing on your roof or treat it if you already have a mossy roof.
You can remove moss and lichens from your roof by using vinegar as a environmentally friendly weedkiller.
Try one of my suggested moss killer products listed further down this page.
When treating roof moss it s important to use effective products designed especially for roofs.
So what is an environmentally conscious pacific northwesterner to do.
At algae fungus lichens moss compared where we also show what moss looks like under the microscope.
Mosses don t function like regular plants so common weed killers and home remedies don t work plus they can harm roofs.
Treating a mossy roof can be more time consuming but is doable with the right tools.
Moss killer products to treat moss on concrete surfaces.
Opt for the least toxic moss killer.
When applying roof cleaning products onto a roof on a hot sunny day it will quickly evaporate and you won t get the desired result.
Hose off and brush all moss loose from your roof shingles.
You do not need to apply an expensive roof coating or sealant to prevent roof moss growth.
If you decide to use a bleach solution or other readymade roof moss treatment protect nearby plants with plastic sheeting.
Moss on a roof begins with a thin dusting of green that you may notice only from low angles.
The differences among algae lichens and moss on roofs are described.
You will need to treat the roof to stop the moss from growing back.
When leaves and other material collect on your roof a perfect bed is formed for moss and lichens to grow.
Its recommended anyone cleaning moss off a roof should do it on a cloudy day.
Since the treatment for moss is similar to that for algae stains refer to our article on how to remove and prevent algae stains on asphalt shingle roofs for more details.
Chemical solutions can adversely affect the environment as well as damage foundation plantings growing beneath roof overhangs.
Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye protection.
At roof treatments for lichens moss.
The seams between the shingles and the shingles edges also develop moss because they tend to be especially shaded.