You want to soak the moss so apply enough cover it thoroughly.
Remove moss from roof baking soda.
And don t use laundry detergent that s another favorite home remedy here in the pnw.
Mix the baking soda and water in a spray bottle and shake until the solution is well mixed.
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.
Hook it up to your hose and spray on.
Dirt or particles on roofs can create places for moss to start growing so the primary preventative each year is to clean your roof.
If the moss is not already damp water it to ensure the baking soda powder clings.
After blowing apply baking soda at the ridgeline in late summer.
Add 2 to 3 tablespoons of baking soda to 1 quart of water.
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.
For larger areas use a lawn sprayer and add 6 ounces per gallon.
Repeat applications may be needed to completely kill the moss.
An environmentally friendly product that has been effective for moss control on my roof.
I buy the large bags and sprinkle it on my roof one or two times a year as needed to keep the moss down.
You can sprinkle the baking soda directly onto the moss letting it sit on the moss for several days.
Safely dispose of the contents at your local hazardous waste recycle center hopefully your area has one like ours.
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.
Baking soda is not on the list of recommended substances for moss removal.
Walk around spraying any moss patches with your natural moss killer for lawns.
Rinse it out well then fill it with the water baking soda mixtures you all have been recommending.