Allow the cleaning solution to remain on the surface for several minutes but not to dry.
How to use simple green siding cleaner.
The oxygen bleach will clean the vinyl.
Rinse with a garden hose at highest.
At low pressure setting apply simple green oxy solve to an area that is small enough to be rinsed before it dries.
Https amzn to 2v24vdh with only using a mixture of 30 vinegar and 70 water i will show you how to easily clean green algae from vinyl siding.
If you are concerned about landscaping use a vinyl siding cleaner solution comprised of one gallon of water mixed with one cup oxygen bleach in a bucket.
Allow cleaner to dwell on surface for 3 5 minutes.
In a bucket or large container mix 1 5 cups simple green oxy solve house and siding cleaner in a gallon of water.
Use a soft bristle brush to apply the cleaning mixture in sections scrubbing firmly enough to clean without damaging.
Rinse at high pressure keeping the nozzle at least 2 feet from the surface and the spray perpendicular to the surface.
Never spray upwards under siding.
Rinse with a hose from top to bottom.
Dilute 1 measure of simple green with 10 measures of ambient water example.