I repotted all my houseplants with a fresh bag of shop-bought soil just to give them a boost: three weeks later, when I saw what was covering the surface, it was too late
Three weeks after repotting, you notice white fuzz covering the soil surface—and panic sets in. But this common phenomenon is rarely the plant killer it appears to be. Learn what causes it, why fresh soil triggers it, and how to fix it without abandoning your plants.