We have these small black spots that look like specks of tar all over our white vinyl siding of our house.
Dots in my sidings.
It s on the porch my windows but it is worse on the siding.
Artillery fungus is a wood dwelling fungus commonly found in mulch.
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.
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.
You have the infamous artillery fungus.
Starts out looking like some one took a pen and started tapping on the wood or siding little black dots.
Use these simple landscaping tips to prevent this from happening.
Shotgun fungus can shoot black spots on your house here s how to avoid the mess if you re seeing dark specks on your siding the culprit could be hiding in your mulch.
We have found that this is just another specie of mildew spore.
Out here if you don t get them under controll the little black dots will grow into big black dots and pretty soon they will take over the whole house and turn it black.