Because this organic material sticks to house siding and windows we.
Black spots on my vinyl siding.
And of course the black spots show up better on white surfaces so they are noticed more easily.
It seems to be an epidemic in some communities.
In nature the artillery fungus shoots its spores towards sunlight.
Bet your boat will have spots too if you have one.
A microscopy lab examination of a sample from this surface would be needed to know for sure.
By the growth pattern we think this is almost certainly a dark colored algae.
How to clean spots on vinyl siding general cleaning tips.
Species of sphaerobolus a pro services inc has competed with artillery fungus for several years.
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.
John shows you images o.
These spots are often caused by spiders especially true when you re near water.
Vinyl siding is very popular due to its durability and simple maintenance.
The black stains on the vinyl siding shown at left may be a fungus or a black agae.
Use these simple landscaping tips to prevent this from happening.
In the absence of direct sunlight it shoots the spores at highly reflective surfaces such as white house siding.
What are these black specks on my house siding and windows.
Artillery fungus common name.
Thankfully regular maintenance of your vinyl siding is fairly straightforward and simple.
Artillery fungus scientific name.
Over time and through repeated changes in weather vinyl siding will attract and develop mold or.
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.
Insect stains and other debris can be removed by simply cleaning vinyl siding with household cleaners.
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.
Bleach works but if the house is in a generally damp area and the siding is facing north the mold fungus will just come back.
But testing is probably not justified.
Are those spots alive.