How Pollen Builds Up on House Siding, Explained
Pollen builds up on house siding when airborne grains settle on a surface and remain attached because of grain texture, resinous coatings, surface roughness, moisture, and trapped dust. Repeated pollen release creates thicker deposits, while dew and humidity turn loose grains into a film that can support algae or mildew on shaded, dirty siding. Key […]