Written and edited by Tammy 18th Dec 2025 If you’ve ever watered your favourite indoor plant and been greeted by a cloud of tiny flying insects… welcome to the world of fungus gnats. They’re super annoying, but totally fixable. Fungus gnats are one of the most common indoor plant pests, especially in warm, humid homes or potting mixes that stay damp for too long. Let’s walk through exactly what they are, why they show up, and how to get rid of fungus gnats naturally, without