If you have fungus gnats in your houseplants, it's a good idea to learn how to use nematodes. 'Nematodes are an effective form of biological pest control and both professional and home gardeners ...

This week's Master Gardener column includes tips for eliminating gnats from indoor plants as well as advice on when to start ...

Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Close-up of a fungus gnat (left) and yellow sticky trap catching fungus gnats (right) Q • I recently got a few new plants ...

Adult fungus gnats do not damage plants ... Before reaching for the pesticides, consider the following first: Avoid overwatering your houseplants, letting the top 1-2 inches of soil completely ...