If you have green stains on your deck or siding it s probably due to either cholophyta algae green algae or a cyanobacterium related to gloeocapsa magma.
Green and black residue on aluminum siding.
Fortunately siding can be cleaned to remove not only green stains but other dirt and stains that may be taking over the homes exterior.
Also known as artillery or cannonball fungus sphaerobolus it uses internal water pressure to forcefully fire its spores similar to seeds up to 20 feet away the fungus sets its sights on bright areas so that means it will aim for any pale surface that reflects light such as the siding on your house.
I ll show you how to clean aluminum siding and remove that chalky residue easily without power washing.
These stains occur naturally over time.
There are many different things that you can do to clean your aluminum siding and remove the back oxides.
Read this before you power wash your aluminum siding.
Thoroughly scrub the surface of the siding with a dual sided sponge or scrub brush.
The jet tip nozzle allows you to reach surfaces up to 30 so now you don t need to use a ladder to reach your second story siding.
In our photo at above left shows a common condition that is found on many types of building siding.
Whether it s mold or mildew your siding is no place to have things growing.
When house siding begins to turn green it diminishes the exterior appearance of the home.
Hand scrubbing is very effective at removing chalk from aluminum siding.
Green or brown or black algae growth.
It dents easily and the red color is difficult to coordinate with outdoor decor.
Algae on building walls.
You can apply wet forget with your feet firmly planted on the ground.
I ll admit i hate our aluminum siding.
The green color comes from chlorophyll which is the same substance that makes plants green.
Algae often causes black stains on roof surfaces and green stains on other building exterior surfaces such as concrete photo above left decks and building siding photo below.
It s hard to see shotgun fungus itself because it s only 2 millimeters wide.
The algae can cause black or gray streaks that seem to run down your roof.
Watch as lou manfredini ace s home expert shows you an easy and affordable way.
Algae stains usually green or brown sometimes black.
Algae is often confused with mold.
Two washes may be necessary to remove the chalk.
Green stains on siding are usually the result of mold mildew algae or moss.
Oxidization can make the aluminum siding look ugly and it needs to be removed as quickly as possible.
Algae is found on siding that is shaded and stays damp.