It's fine to reuse potting soil if the plants that were growing in it were healthy and had no signs of disease or pests. But if you're unsure, you can sterilize it yourself to get it ready for reuse.

CHICAGO — WGN’s “Plant Daddy” Tim Joyce is back to share some weekend gardening tips, including how to sterilize soil, how to get rid of mold or fungus in soil and what it means for your plants. Got ...

Mushroom crops attract pest problems because these edible fungi thrive in moist, nutrient-dense soil that is also very ...

Powdery mildew and downy mildew are fungal infections that can be treated using hydrogen peroxide. "I have used hydrogen peroxide as a mist on leaves when I first see signs of powdery mildew," says ...

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