Black Spots On Siding In Clusters

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.

Black spots on siding in clusters.

Are those spots alive. In nature the artillery fungus shoots its spores towards sunlight. And of course the black spots show up better on white surfaces so they are noticed more easily. Are there any chemicals recommended that wont ruin my vinyl shrubs or lawn.

In the absence of direct sunlight it shoots the spores at highly reflective surfaces such as white house siding. The dark spots are indeed spores but they do not come from your oak trees. 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. Some tell us it s from spiders.

Others have said it s a. 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. They are the reproductive structures produced by artillery fungus sphaerobolus stellatus one of several fungi common on wood mulches used around plantings in home and commercial landscapes. Lawn garden we have thousands of tiny black spots pin head size all over the siding of our house.

I have hundreds of tiny black dots spread out all over my house.