A green, moss-covered roof may make you think you’ve wandered into a fairy tale, complete with a quaint little woodcutter’s cottage. But, in the real world, moss is much less a fantasy than it is a ...

You may have wondered how to kill moss on your roof – or a section of it. Moss tends to grow where a roof isn't exposed to full sun, whether it's north-facing or shaded by trees, and where drainage ...

Q. We have moss/mold/mildew growing on shaded parts of the roof and would like to have it removed professionally. The shingled roof is 11 years old on our cape-style house with two dormers. We have ...

Spencer Claeys: My name is Spencer Claeys, and I specialize in deep cleaning and removing layers of moss off of roofs. The area that you live in and the climate definitely plays a huge factor into the ...

Even with a fairly new roof like this, it won’t be long before the dark algae stains start making it look really bad. And it’s only going to get worse as it gets older. But here’s what you can do to ...

Many roofs in my neighborhood, mine included, are covered with black streaks. What’s causing this to happen, and can the roofs be cleaned? I’m able to walk on my asphalt shingle roof with ease but am ...

PORTLAND, Ore. — Elton John once sat on a roof and “kicked off the moss,” but experts say there are better ways to remove that bumper crop of moss that grew during last winter and spring’s seemingly ...

Q. Many roofs in my neighborhood, mine included, are covered with black streaks. What's causing this to happen, and can the roofs be cleaned? I'm able to walk on my asphalt shingle roof with ease, but ...

DEAR TIM: Many roofs in my neighborhood, mine included, are covered with black streaks. What’s causing this to happen, and can the roofs be cleaned? I’m able to walk on my asphalt shingle roof with ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Q My roof has been infected with a specific type of alga called Gloeocapsa magma, which causes unsightly black spots and/or ...