 | Powdery Mildew This disease is typically white or gray and present on the leaf's surface. Most of the time, it is mistaken for dust or dirt but when touched, some of it will rub off. Depending upon the type of plant, powdery mildew could have a mild to severe damaging effect. Plants infected with powdery mildew can have stunting or distortion of leaves, buds, growing tips and fruit as well as yellowing of leaves and premature leaf drop. Most common plants affected by powdery mildew are African voilet and begonia as well as lilac, phlox, and some rose varieties. Safer Brand products provide an organic solution to keep your houseplants and garden healthy and disease free! The following products are recommended if you have powdery mildew on your plants. |