Over time and through repeated changes in weather vinyl siding will attract and develop mold or.
Black spots vinyl siding.
A microscopy lab examination of a sample from this surface would be needed to know for sure.
If you re seeing dark specks on your siding the culprit could be hiding in your mulch.
By the growth pattern we think this is almost certainly a dark colored algae.
The black stains on the vinyl siding shown at left may be a fungus or a black agae.
It s on the porch my windows but it is worse on the siding.
Small black spots on siding.
How to clean spots on vinyl siding general cleaning tips.
Use these simple landscaping tips to prevent this from happening.
Because this organic material sticks to house siding and windows we are confronted with finding a means of removal because that what we do.
What are these black spots on your house siding.
It seems to be an epidemic in some communities.
The artillery fungus is a white rotting wood decay fungus that likes to live on moist landscape mulch.
Thankfully i only have one area that has plants next to it so the bleach solution wouldn t hurt them but not sure about my deck stains.
Davis of penn state.
A pro services inc has competed with artillery fungus for several years.
You have the infamous artillery fungus.
We have these small black spots that look like specks of tar all over our white vinyl siding of our house.
Artilliery fungus spore masses on vinyl siding.
Thankfully regular maintenance of your vinyl siding is fairly straightforward and simple.
But testing is probably not justified.
It may look unsightly but it s not harmful.
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.