Black Streaks On House Siding

When i am finished with a job and walking around the house looking at how clean it is with the customer i tell them as i point to the drain holes weep holes on the vinyl your siding has these drain holes in it to allow the siding to breathe from behind.

Black streaks on house siding.

What causes black streaks on roof. There are streaks all over that are darker than the the rest. Black or other colored stains on roof surfaces may be caused by soot from chimneys both wood fired and oil fired. Although these dark spots and ugly black streaks on your roof may look like dirt mildew soot or mold what they really are is algae.

It is occuring on first floor only same area in front as in back. I e not entire house. You re outside taking care of some yard work and you suddenly notice streaking on your roof and siding. Black brown or gray stains on roofing products due to debris left on the roof surface such as piles of leaves and.

This algae growth usually begins as small spots and then eventually becomes visible streaks. Use these simple landscaping tips to prevent this from happening. The simple answer is heat moisture and nutrition. 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 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.

We have a problem with our siding on front and back of our 2 story home. The green stuff on siding is abundant in the south. It basically looks like dirty water drying on the siding. The most common type is known as gloeocapsa magma also known as blue green algae.

Green stuff on siding. These are the cause. After borrowing a power washer we tested it on the backside of the house with no problems. 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.

You ve never really taken a good look before but yes it s there. The growth on your roof thrives in a warm moist and dirty environment and in some cases it feeds on the materials on your home find out more about roofing materials. Stains and streaks can show up easily on roofing and siding over time thanks to a whole host of nuisances including mold mildew and plain ol dirt.