Apply some elbow grease.
Cleaning green mold off vinyl siding.
If you prefer a commercial product mix one 1 part bleach with four 4 parts water.
If it does not mix a solution of one part chlorine bleach to four parts water to clean the siding.
If you ve got green algae growing on your vinyl siding and you d like to remove the green fast and easy for less than 10 this is the video to watch.
A popular homemade option is to mix three 3 parts distilled white vinegar with seven 7 parts water in a bucket.
Mold removal usually requires some scrubbing and the best tool to use is a stiff bristle natural fiber scrub brush.
Begin at the top of the house and work your way down dipping the scrub brush into the mixture and applying force with a side to side motion.
Scrub with moderate pressure being careful not to push too hard against the flexible vinyl which can break.
Avoid metal fiber brushes they can damage the siding.
If not the green discoloration may be mold.
Choose the best cleaning solution.
This means that the stains are likely mold and will need to be cleaned with a stronger solution.
You can try a number of proven diy and commercial cleaning solutions on your siding.