Black Spots Vinyl Siding

The artillery fungus is a white rotting wood decay fungus that likes to live on moist landscape mulch.

Black spots vinyl siding.

Dirt and insect secretion stains however can adhere to vinyl siding attracting molds mildews and algae. Artillery fungus is a wood dwelling fungus commonly found in mulch. Vinyl siding is very popular due to its durability and simple maintenance. Others have said it s a fungus from mulch.

Small black spots on siding. 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. It s on the porch my windows but it is worse on the siding. If you notice lots of tiny black or dark brown spots developing on your siding above a landscaped area of your yard as seen below it is most likely artillery otherwise known as shotgun fungus.

Algae may also look black or brown as may some molds. The photo at above left shows green algae on vinyl siding. Insect stains and other debris can be removed by simply cleaning vinyl siding with household cleaners. Click to enlarge any image small gray or darker round spots on siding that are about 1 16 in individual diameter particularly if the spots are slightly raised may be artillery fungus a mold spore.

The siding has been on the houses for 12 years and now everyone is talking about the black spots so it s really a town issue lol but one we need to figure out. We have these small black spots that look like specks of tar all over our white vinyl siding of our house. Don t be tempted to sand or use harsh cleaner because these will likely damage your siding. It goes all the way up to my second story windows and is even under my soffit and on my gutters.

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 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. It s on the porch my windows but it is worse on the siding. Davis of penn state. What are these black spots on your house siding.

We have thousands of tiny black spots pin head size all over the siding of our house. You have the infamous artillery fungus. We have these small black spots that look like specks of tar all over our white vinyl siding of our house. It goes all the way up to my second story windows and is even under my soffit and on my gutters.