My neighbor taught me this trick to clean green algae off siding with 0 effort. Here’s how it works

rinse it.

Step 4: Let It Sit

This is the part that makes the method feel almost effortless.

Instead of immediately scrubbing, allow the cleaner to remain on the surface for the amount of time recommended on the label, often around several minutes.

 

As it sits, it begins breaking down the algae and loosening its grip on the siding.

Do not let the cleaning solution dry completely on the wall.

Step 5: Gently Brush Stubborn Areas

Light algae may rinse away without scrubbing.

Older or thicker growth may need a