Stop 2026 Garden Mildew with Air Flow Pruning Hacks
The Science of Stagnant Air and Fungal Spore Colonization Stagnant air creates a high-humidity microclimate known as the boundary layer where fungal spores like Erysiphales germinate on leaf tissue. By increasing CFM (cubic feet per minute) through the canopy using selective thinning, you disrupt the moisture required for spore colonization and infection in the 2026…



