Concrete walls are not especially prone to mold and mildew which are words for the same thing.
Black mold on concrete basement walls.
Because you ll be using bleach indoors open a window and escape the fumes when possible.
Black mold on concrete in basement.
To kill mold on concrete basement walls or for an ideal diy mildew remover pour 3 hydrogen peroxide into a spray bottle saturate the walls with the peroxide then let it sit for up to 30 minutes.
It can also grow on any organic material adjacent to the mold covered areas such as carpeting cardboard boxes etc.
Identifying mold growth on concrete can be a bit tricky.
Create a cleaning solution that s one part bleach to four parts water and apply it to the concrete.
The darkness and humidity in the basement provide ideal conditions for mold and it usually doesn t take a microscope to tell you have a problem.
Remove these affected items from the wall and dispose of what you can.
Basements are the preferred spots for black mold to grow.
Efflorescence can look very similar to white mold growth.
If it s black mold growth it is easy to identify.
But even an inorganic material like concrete can become mildewed when spores begin to grow on dust dirt or old.
But if it s white mold growth things can get confusing.
You ll notice mold in your basement by its appearance usually black white or bluish patches on the walls.
If the wall is made of concrete and has black patches it means there s organic material nearby that keeps feeding it.
There are several similar looking substances that can fool you.
Almost no ventilation plenty of moisture and a vast amount of organic material to feed on make the process of keeping the area clean difficult.
Clean mold off walls by scrubbing the area thoroughly with a bristle brush after about ten minutes to help to lift any residual mold out of the pores in the concrete.