Black Spots Vinyl Siding

Thankfully regular maintenance of your vinyl siding is fairly straightforward and simple.

Black spots vinyl siding. The black stains on the vinyl siding shown at left may be a fungus or a black agae. You have the infamous artillery fungus. How to clean spots on vinyl siding general cleaning tips. Thankfully i only have one area that has plants next to it so the bleach solution wouldn t hurt them but not sure about my deck stains.

Although it s most often found on the east coast it can grow anywhere and especially thrives in areas that have cool damp springs or rainy fall weather conditions. If you re seeing dark specks on your siding the culprit could be hiding in your mulch. A pro services inc has competed with artillery fungus for several years. It seems to be an epidemic in some communities.

It s on the porch my windows but it is worse on the siding. Because this organic material sticks to house siding and windows we are confronted with finding a means of removal because that what we do. What are these black spots on your house siding. Davis of penn state.

The artillery fungus is a white rotting wood decay fungus that likes to live on moist landscape mulch. A microscopy lab examination of a sample from this surface would be needed to know for sure. Small black spots on siding. Use these simple landscaping tips to prevent this from happening.

We have these small black spots that look like specks of tar all over our white vinyl siding of our house. It may look unsightly but it s not harmful. Over time and through repeated changes in weather vinyl siding will attract and develop mold or. The black tar like spots that are all over your vinyl siding are more than likely a fungus called sphaerobolus stellatus better known as artillery or shotgun fungus.

But testing is probably not justified. By the growth pattern we think this is almost certainly a dark colored algae.