Black Dots On House Siding

During a routine walk around your home looking for any damage or issues that may need to be fixed you notice stains on the siding of your house.

Black dots on house siding.

Artillery fungus scientific name. Artillery fungus is a wood dwelling fungus commonly found in mulch. 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. I have tried to remove these spots with mineral spirits without.

Whether it s lighter white or tan or darker black spots you should take immediate action to clean these damaging fungi from your home. And of course the black spots show up better on white surfaces so they are noticed more easily. In the absence of direct sunlight it shoots the spores at highly reflective surfaces such as white house siding. Species of sphaerobolus a pro services inc has competed with artillery fungus for several years.

Artillery fungus common name. Davis of penn state. Others have said it s a fungus from mulch. By sandy feather penn state extension.

In nature the artillery fungus shoots its spores towards sunlight to aid in dispersal. What are these black specks on my house siding and windows. The good news is the fungus isn t poisonous to you or your pets but unfortunately you can t remove its extremely sticky spores without damaging the walls of your house or any other surface it lands on. I am getting small dark spots on windows and the white siding of my house.

It seems to be an epidemic in some communities. Because this organic material sticks to house siding and windows we. Seeing black tar spots on the sides of your house or vehicles. It s on the porch my windows but it is worse on the siding.

If your house is in the way of the spray you ll see the results. The artillery fungus is a white rotting wood decay fungus that likes to live on moist landscape mulch. 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.

The spots are about the size of the head of a pin and appear to be black or dark brown in color. Tiny black specks you can t rinse off with a hose. 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. Mildew or even worse mold may be the culprit.