Brown Spots On House Siding

Many bites occur because the spider is hiding in folded towels.

Brown spots on house siding.

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. I e not entire house. Artillery fungus is a wood dwelling fungus commonly found in mulch. These crickets are light brown tan and dark brown with a humped back.

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. This fungus can grow on multiple surfaces including wood siding fences decks and cars. Some tell us it s from spiders. The brown recluse likes to hang out in undisturbed corners of homes in sheds and in basements or cellars.

Artillery fungus is difficult to get rid of because of its sticky properties. Where you ll find them. What it looks like. 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.

Artillery fungus stops making spores when the temperature is over 78 f so you will get a break in the summer. Others have said it s a fungus from mulch. The dark spots are indeed spores but they do not come from your oak trees. They have very long antennae and their bodies grow between 1 2 to 1 1 2 inches long.

We have thousands of tiny black spots pin head size all over the siding of our house. The photo at above left shows green algae on vinyl siding. Algae may also look black or brown as may some molds. It is occuring on first floor only same area in front as in back.