That’s it, nothing more. For algae, mold, and mildew to thrive, they just need three things – and sometimes just two! Typically, some algae, mold and mildew need: the spores, food and water.

Algae needs food and water to grow, which means you can prevent algae growth by keeping the affected surfaces clean. It’s wise to wash outdoor surfaces like siding, patios and roofs on a regular ...

For algae, mold, and mildew to thrive, they just need three things — and sometimes just two! Typically, some algae, mold and mildew need: the spores, food and water. There are some algae that ...

If you're suddenly greeted by a green, mildewy growth on your house, there are steps you can take to remove (and prevent) it.