If you’ve been busy googling ‘how to remove algae from a fence’ of late, you’re not alone; it’s been a very damp (and dark) winter, which means it’s been near-perfect conditions for algae to thrive.

We may earn a commission from links on this page. Sweeping the leaves, dirt, and debris off your wood deck can be enough to keep it relatively clean—that is, unless it’s coated in a layer of something ...