If the moss is not already damp water it to ensure the baking soda powder clings.
Remove moss from roof baking soda.
For larger areas use a lawn sprayer and add 6 ounces per gallon.
Mix the baking soda and water in a spray bottle and shake until the solution is well mixed.
Repeat applications may be needed to completely kill the moss.
Dirt or particles on roofs can create places for moss to start growing so the primary preventative each year is to clean your roof.
You can sprinkle the baking soda directly onto the moss letting it sit on the moss for several days.
Katie stewart a consumer care representative suggested using lemon juice and baking soda or baking soda alone or bar keepers friend a powdered cleaner that contains oxalic acid.
My personal favorite is baking soda which is essentially soda ash or sodium carbonate.
Walk around spraying any moss patches with your natural moss killer for lawns.
An environmentally friendly product that has been effective for moss control on my roof.
You want to soak the moss so apply enough cover it thoroughly.
Add 2 to 3 tablespoons of baking soda to 1 quart of water.
Safely dispose of the contents at your local hazardous waste recycle center hopefully your area has one like ours.
Hook it up to your hose and spray on.
This can be done by having it swept and blown once or twice a year when dry to remove leaves twigs and any dirt particles.
Yes it will get rid of the moss but it destroys the protective finish on your shingles that keep the shingles from protecing your roof.
Wait for a warm dry day and thoroughly coat the moss with the baking soda solution taking care to avoid spraying nearby plants including any turf grass.
Put the solution in a hand held spray bottle for smaller areas of moss.
And don t use laundry detergent that s another favorite home remedy here in the pnw.
Buy a bottle of moss off in the spray bottle with hose attachment.
Baking soda is not on the list of recommended substances for moss removal.