Moss itself is harmless.
Is moss on my roof a bad thing.
In fact if moss is left unchecked it can lead to serious damage to your home.
Moss is a simple plant that does not produce flowers and grows in blankets in natural environments.
Sure the growth of moss on your roof may give it a natural and charming aesthetic but it s definitely not good for the condition of your roof.
Lush and verdant thick moss overtaking a roof can be picturesque.
While it does give a house a fairy tale hobbit like look moss contributes nothing else to a roof.
As you can imagine this could end up wrecking havoc on your roof if moss were to grow on it.
Moss has the ability to damage your roof s integrity greatly.
The danger of moss lies in its ability to retain moisture.
Your roof must be shaded.
When moss begins to grow on the roof it can cause serious problems.
Moss can severely damage the structural integrity of any type roof.
It does not produce any dangerous spores or fumes it contains no poisons or irritants and it lacks the mass to physically damage any structures including roof shingles.
Moss grows in areas that are damp and shaded by absorbing moisture.
Normally moss on a roof is a bad thing you have too much moisture there.
Once that happens water can get underneath your shingles when it rains or high winds can pick the shingles up and pull them off.
As the moss grows and thickens it begins to creep underneath the shingles lifting them up the slightest bit.
You commonly see moss covering trees or in a landscape of a forest canopy which can be beautiful depending on the circumstances.
The plain and simple answer is yes.
Moss will grow in areas of high humidity and shade.
If you have moss on your home s roof you should have it taken care of.