It can be just a white powder on your concrete salt like crystals white fuzzy stuff or what looks like white stalactites growing on your concrete wall.
Pictures of white stuff growing at wood wall and concrete.
The vast majority of attic mold is caused by humidity which is why white mold growth is common here.
Efflorescence is a white salt deposit commonly seen on concrete floors.
There are times when efflorescence is mistaken for white mold.
White mold may grow on wood due to various causes from humidity to leakage problem.
As the water wicks up from the ground through the concrete it carries with it dissolved salts.
What is that white stuff on your concrete or masonry block wall.
On concrete basement floors a problem with moisture rising up from the wet ground can cause a fuzzy white mold to grow on the surface.
Moisture problems can occur in areas where rainfall is heavy and drainage is insufficient.
White mold is lesser known but still an incredibly dangerous species of mold to deal with.
Is it dangerous how to remove it.
Mold can grow on many kinds of surfaces including drywall tile fabrics and even concrete.
Wood is one of white mold s favorite habitats just like its outdoor counterpart.
These white deposits happen when water is drawn out of a cementious material.
With that said we ve learned quite a bit about white mold in our many years of mold inspection and removal.
White mold tends to grow in high humidity environments rather than areas suffering from total saturation.
When the water evaporates it leaves behind the visible white stuff which many homeowners mistake for mold.
It is called efflorescence.
Efflorescence can be found anywhere there is concrete or brick but the most common places to find this white substance is in basements hence the title of the page basement wall efflorescence it usually appears on the block walls but can also enter through mortar joints flashing cracks or absorption through porous areas in the masonry.