Here we discuss the causes of algae moss lichens or fungal growth on roof shingles the effects of these conditions and how to cure or prevent them.
Yellow lichen on roof tiles.
Blue green yellow orange red brown black gray and white.
Scraping moss off the roof.
Oxygen bleach fill a.
Mould when mould is growing on top of your roof it is often indicative of problems that started within the home.
Lichen is a composite organism where a fungus and either an algae or bacteria form a very close friendship and live off each other.
Lichen damage to tile.
This ugly growth spreads across roofs walls and sidewalks with strands or fingers holding on with a powerful grip.
Moisture increases the chance of mold growth which can damage the roof tiles.
The three main types of lichen are foliose fruticose and crustose.
To remove lichen and moss from the roof try the least toxic method for moss and lichen removal first oxygen bleach before moving on to a harsher method chlorine bleach.
Lichen are sutborn and are very diffcult to remove unlike the roof algae roof lichen are persistent and deeply adhered to the roof.
Foliose lichens have two distinct top and bottom sides.
They can be flat leafy or ridged.
Some homeowners attempt to use harsh acids or cleaning chemicals to remove the lichen but even if these due end up killing the lichen the organism still remains deeply adhered to your roof.
Moss can be scraped off by hand but this must be performed with caution to avoid damaging roof tiles particularly in the case of timber or asphalt shingles.
They can be seen in a wide array of colors including.
Lichen on terracotta roof tiles is particularly unappealing to the eye and is best handled before it has a chance to cake in and ruin the tiles.
Several natural remedies can kill the lichens and restore the look of your roof tiles.
Photos and text guide diagnosis of asphalt roof failures how to identify and explain roof shingle failures obtain claims.
Asphalt roof shingle defects.
Before proceeding with any remedial work to remove moss or lichen we would recommend speaking to a roofing maintenance professional.
Identifying removing preventing algae fungus lichens moss on roof shingles.
How to remove lichen from roof tiles and outdoor surfaces there s nothing to like about lichen especially when it invades on your home s outdoor surfaces.
Lichen and moss are very different but may occur next to each other on the same roof.