Peroxide hydrogen peroxide has also been said to work especially at higher strengths.
How to remove mulch stains from vinyl siding.
Plant a low maintenance groundcover in the area instead of using mulch.
Don t use paint thinner nail polish remover spot removers paint remover straight chlorine bleach or furniture cleaner on vinyl.
Replace wood mulch with landscape fabric and small stones.
Vinyl looks to be in okay shape i just prefer wood.
Store bought cleaners such as windex will usually do the job for these kinds of spots but if you want to make your own chemical free solution you can use a natural mixture of vinegar and water.
The stains come from a weird clear looking fungus that grows on mulch.
Mouthwash mouthwash is something many swear by for cleaning artillery fungus off of vinyl siding especially mint laced varieties.
Apply the mixture to the stain and let it set for 5 minutes.
Put on rubber gloves.
And so i want to remove the vinyl.
At the end of the string is a piece of something that looks like black peppers.
Could see the old clapboard of some sort along with some plain styrofoam and tin foil like insulation.
This will buy you a year before the fungus reaches to the top of the new mulch.
Apply it allow it to bubble and then brush it off with a wet scrub brush or sponge.
If you have mud stains on vinyl siding try cleaning it with bar keepers friend.
The product can be bought a local wal mart.
The artillery fungus grows in wet times of the year on mulch and looks kinda like clear water and whitish strings.
Add a fresh layer of mulch.
I peeled back a corner piece yesterday and peeked inside.
Just mix the powder with a little water and use a soft brush then rinse.
Mix 3 4 cup of oxalic acid granules and 1 gallon of hot water.
Use big pieces of pine bark or other bark mulch which are a less hospitable place for the fungus.
However never mix ammonia and bleach rinse thoroughly while the siding is still wet.
Use ammonia cleaners or a solution of one part bleach in four parts water to clean mold and mildew stains.
The vinyl siding institute yes there really is such an organization offers some helpful and specific tips for dealing with stubborn moldy spots on your siding.