Test a small area.
How do you remove moss from vinyl siding.
Chlorine can also damage foliage and stain clothing.
Begin by spraying a 5 foot wide section of the siding from the ground to the top.
If you are worried about damaging the vinyl you may use a lower pressure pump sprayer.
Mix your cleaning solution.
70 water 30 white vinegar makes a great all purpose vinyl siding cleaner that removes light mold and mildew stains.
Set the nozzle on medium force and begin at the top spraying the water down.
Dip the scrub brush into the solution and test it to see if it is effective at removing the staining.
For a stronger solution mix.
Spray down the siding with plain water from the garden hose.
Fill a bucket with warm water and mix in the oxygen bleach powder according to the package directions.
Oxygen bleach hydrogen peroxide.
Consider filling a bucket with warm water and dish detergent and soaking the bristles of your brush for a more effective clean.
Step 1 clean the house siding to remove any moss that may already be growing on the surface.
It appears to make mildew vanish but on porous surfaces such as wood or vinyl siding chlorine evaporates too quickly to get to the fungi s roots guaranteeing regrowth.
Some good vinyl sider cleaner solutions include.
Use a scrub brush to remove surface dirt and mold.
For wood or aluminum siding combine one third cup powdered laundry detergent two thirds cups trisodium phosphate 1 quart bleach.
If not the green discoloration may be mold.
Wet the side of the house with a garden hose.
Less volatile than chlorine it removes mildew on and below the surface as well as algae dirt and oxidized paint but won t harm plants or clothing.
Blend a moss killing solution appropriate for the siding material.