Algae Growth On Vinyl Siding. Algae growth is most common in areas that are shaded and due to the lack of sunlight remain damp for longer periods of time after it rains. The long term solution to algae and mildew growth on your vinyl siding includes identifying and repairing the root cause. Unlike mold this type of growth is mainly cosmetic and can be removed using minimal force and a few basic materials.
Dirt from rain splash up algae lichens mold moss or even smoke or chemical stains have different causes and different preventative measures. The algae may appear brown or green in color and remain damp diminishing the appearance of your home and spreading out over time.
Wash your home at least once a year with a liquid soap and garden hose to remove tree sap and other contaminants.
How to remove algae from siding 1. Vinyl siding is a relatively low maintenance plastic siding used for weatherproofing a house. Getting rid of this source of shade can help prevent mildew or mold from growing on vinyl siding. Luckily it s not hard to prevent mildew from growing on your siding in the first place so long as you re armed with a little bit of know how.