If he is unable to detect mold inside your exterior wall but confirms that the dark spot is black mold the mold should be removed at once.
Black mold cedar siding.
Black mold can be an irritant for people with certain allergies and people with severe allergies can be made very sick by being in close proximity to black mold spores.
Whether it s lighter white or tan or darker black spots you should take immediate action to clean these damaging fungi from your home.
About black mold on rough sawn lumber though black mold is undesirable on rough sawn lumber it is neither particularly dangerous or difficult to remove in most cases.
If black mold is suspected it should be inspected by a mold inspector who is certified.
When mildew gains a foothold homeowners often turn to diluted chlorine bleach sodium hypochlorite a k a.
Use big pieces of pine bark or other bark mulch which are a less hospitable place for the fungus.
Add a fresh layer of mulch.
Black mold can create dark spots on the surface of siding but often mold growth is not limited to surface areas.
Window headers are another area where water and mold spores can enter your siding.
Mildew or even worse mold may be the culprit.
Oil stains that are commonly used on cedar contain natural materials such as linseed or tung oil and animal fat which.
Your standard household whitener it appears to make mildew vanish but on porous surfaces such as wood or vinyl siding chlorine evaporates too quickly to get to the fungi s roots guaranteeing regrowth.
For example cracks or tears in the butt joints are the perfect entryway for all types of fungi along with critters looking for a warm place to stay.
Black mold on western red cedar siding we interviewed one of our callers jim who was deciding whether or not to replace the cedar he had on his house for the last 30 years.
This will buy you a year before the fungus reaches to the top of the new mulch.
There are a number of ways mold spores along with moisture can seep under your siding.
Mold and mildew can stain your siding cause wood to rot and impact allergies or make occupants sick.
The black coloring or darkening of the cedar siding is caused by mold growth.
For moldy siding wait until the weather is also dry to effectively take.
He was the original owner and has been meticulously maintaining as he put it the wood the entire time.