Green Algae On House Siding

These stains occur naturally over time.

Green algae on house siding.

Your standard household whitener it appears to make mildew vanish but on porous surfaces such as wood or vinyl siding chlorine evaporates too quickly to get to the fungi s roots guaranteeing regrowth. However vinyl siding that is left damp can result in the growth of unsightly algae. Vinyl siding is durable but it is still susceptible to dirt and stains. When mildew gains a foothold homeowners often turn to diluted chlorine bleach sodium hypochlorite a k a.

Scrub siding with a stiff brush moving from side to side over green stains. Whether your vinyl siding is plagued by mildew moss algae or it s just plain dirty cleaning it is a must in maintaining the appearance of your house. Begin at the top of your house and work down. When house siding begins to turn green it diminishes the exterior appearance of the home.

Once you know how to remove green algae from vinyl siding and help to prevent it from returning you can move on to other interior and exterior spring cleaning projects including pressure washing exterior surfaces such as your driveway deck or sidewalks using these tips from the experts at window genie. Prune tree limbs and bushes so that they don t press up against your home. Vinyl siding can provide the exterior of your home a fresh clean appearance and requires much less maintenance than paint. Fortunately siding can be cleaned to remove not only green stains but other dirt and stains that may be taking over the homes exterior.

Stubborn mold may require a mixture of water and chlorine bleach. Green stains on siding are usually the result of mold mildew algae or moss. Wash your home at least once a year with a liquid soap and garden hose to remove tree sap and other contaminants. If you have a lot of trees on your lot or if you have an abundance of woody plants these plants will leave a slight film of sugar deposits on your siding over time especially during spring when pollen and sap are running.

Algae feeds especially well on sugar. The long term solution to algae and mildew growth on your vinyl siding includes identifying and repairing the root cause. 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.