A bit of moss on your roof may not seem like a big deal. But the more it thrives, the bigger risk it poses to your home. By cleaning your roof annually and keeping it clear of debris, you can ...

Moss appears as plush-looking, green mounds that are 2 to 3 inches thick. During a dry spell, they go dormant and turn brown. But they’re still alive and will rehydrate and green up when water is ...