Roman Gonzalez is the creator of the urban gardening blog MrBrownThumb, founder of the Chicago Seed Library, and a co-founder of One Seed Chicago. Powdery mildew is a widespread and easy to recognize ...

Every year about midsummer, I start getting a lot of questions from people wanting to know what those white or gray powdery spots are on their plants. They often cover most if not the entire leaf ...

Powdery mildew is one of the most common diseases to impact plants. While almost no type of plant is immune, certain species are more susceptible than others. Luckily, there are effective powdery ...

Powdery mildew is a fungal disease affecting many plants, causing a white or gray coating on leaves and slowing growth. The fungus thrives in warm, dry weather with high humidity, especially in ...