Black Spots On My Vinyl Siding

The black stains on the vinyl siding shown at left may be a fungus or a black agae.

Black spots on my vinyl siding.

By the growth pattern we think this is almost certainly a dark colored algae. And of course the black spots show up better on white surfaces so they are noticed more easily. 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. Thankfully regular maintenance of your vinyl siding is fairly straightforward and simple.

It seems to be an epidemic in some communities. In nature the artillery fungus shoots its spores towards sunlight. 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. How to clean spots on vinyl siding general cleaning tips.

Insect stains and other debris can be removed by simply cleaning vinyl siding with household cleaners. What are these black specks on my house siding and windows. Are those spots alive. Black spots on siding.

A microscopy lab examination of a sample from this surface would be needed to know for sure. Over time and through repeated changes in weather vinyl siding will attract and develop mold or. Dirt and insect secretion stains however can adhere to vinyl siding attracting molds mildews and algae. Artillery fungus common name.

Species of sphaerobolus a pro services inc has competed with artillery fungus for several years. John shows you images o. Artillery fungus scientific name. Because this organic material sticks to house siding and windows we.

Vinyl siding is very popular due to its durability and simple maintenance. In the absence of direct sunlight it shoots the spores at highly reflective surfaces such as white house siding. Remove insect stains from vinyl siding with simple cleaners. But testing is probably not justified.

Bet your boat will have spots too if you have one. 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.