Also known as strachybotrys atra black mold can grow on just about anything including concrete.
Black spots on concrete wall.
Dark black or grayish stains on the wall are a sign of mold.
Final thoughts if the above stain removal measures don t work contact a professional.
It s always warm enough in your home for mold to grow even in the cold basement and household dust carries enough organic matter to feed it.
Black stains on concrete consist of layers of dirt and oil chemicals ink or other substances.
There are many causes of discoloration on a concrete surfaces and the solution will vary depending on the cause.
Discoloration issues on new concrete.
Mold thrives in the presence of high humidity warmth and organic matter on which it feeds.
For black mold on concrete in a basement start by ventilating the area well.
Walls floors ceilings including un wanted stains from various causes deliberate concrete coloring processes stains or acid treatments.
If the white substance dissolves easily with water it is likely the latter.
Black mold on concrete in basement.
Because you ll be using bleach indoors open a window and escape the fumes when possible.
Keep the concrete dry to prevent black mold from forming in the first place.
Mold might look like black spots or areas that have turned green.
Concrete discoloration comes in the form of dark spots stripes blotchy areas and color differences.
It thrives in areas that are damp shaded and have moderate temperatures.
The other reason why keeping liquid from absorbing into concrete is important is because it puts stress on the concrete leading to cracking.
Methos for removing un wanted discoloration or stains from concrete.
Black mold is a fungi that has a green and black color.
Concrete discoloration dark spots stripes and blotchy concrete.
And don t panic concrete stains are a part of life so no one expects it to look flawless forever.
This article provides a catalog of types of stains found on concrete surfaces.
Create a cleaning solution that s one part bleach to four parts water and apply it to the concrete.
Stains colors or discoloration on concrete surfaces.