It s on the porch my windows but it is worse on the siding.
Black spots on siding and windows.
Scraping the fungus off the surface is the only effective means of removal though we have discovered a non abrasive scrub pad honey comb pad that dies the trick.
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.
Some tell us it s from spiders.
Because this organic material sticks to house siding and windows we are confronted with finding a means of removal because that what we do.
Micro black spots on siding tags.
We have these small black spots that look like specks of tar all over our white vinyl siding of our house.
The fungi eject the sticky spore mass which can be blown by the wind as high as the second story of a house.
Algae may also look black or brown as may some molds.
It goes all the way up to my second story windows and is even under my soffit and on my gutters.
It s on the porch my windows but it is worse on the siding.
These are microscopic flowers that shoot tar like substance up the 20 feet.
This is damaging your siding.
Artillery fungus orients itself toward bright objects such as light colored siding windows or shiny automobiles parked nearby.
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.
The mulch is being contaminated by artillery fungus also known as sphaeobolus stellatus.
You have the infamous artillery fungus.
Artillery fungus is a wood dwelling fungus commonly found in mulch.
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.
Use these simple landscaping tips to prevent this from happening.
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.
Others have said it s a.
It goes all the way up to my second story windows and is even under my soffit and on my gutters.
As you have discovered the spore mass is difficult to remove without damaging the surface.
The photo at above left shows green algae on vinyl siding.