Algae Or Moss On Our Siding

Green stains on siding are usually the result of mold mildew algae or moss.

Algae or moss on our siding.

When house siding begins to turn green it diminishes the exterior appearance of the home. To 1 quart and use it in the same power washer as step 1. Green stainsare almost always the result of algae or moss. Black stainsare usually a sign of mildew algae mold or fungus.

Dirt from rain splash up algae lichens mold moss or even smoke or chemical stains have different causes and different preventative measures. Fortunately siding can be cleaned to remove not only green stains but other dirt and stains that may be taking over the homes exterior. Algae on vinyl siding occurs because organic materials such as dust dirt pollen bird droppings and spider webs accumulate on the siding and algae uses it as a food source. These stains occur naturally over time.

Shadows moisture variations that collect or don t collect dust on siding even roof leaks or air leaks through building walls can often be diagnosed by a close look at wall stain patterns discussed here. The algae may appear brown or green in color and remain damp diminishing the appearance of your home and spreading out over time. For wood or aluminum siding combine one third cup powdered laundry detergent two thirds cups trisodium phosphate 1 quart bleach. Moss can grow on nearly any surface including house siding.

You may have noticed a green growth on your vinyl siding or gotten an hoa violation letter notifying you that your siding needs to have the green growth cleaned off. Yellow stainsmean you probably have damaged insulation or deteriorating sheathing behind the siding. Moss grows in dark or shady moist areas. Blend a moss killing solution appropriate for the siding material.

How to remove algae from siding 1. Create a mix of bleach and water 1 tsp. Unlike mold this type of growth is mainly cosmetic and can be removed using minimal force and a few basic materials.