How to Get Rid of Fungus Gnats in Houseplants (For Good)

You know the feeling: you’re watering your beloved plants when you notice tiny black flies buzzing around the soil. You swat a few away, but the next day there are more. And more. And more. Fungus gnats. They’re the most common houseplant pest, and they’re infuriatingly persistent if you don’t address the root cause (pun intended). The good news? They’re totally beatable with the right strategy. I’ve dealt with at least four serious infestations over the years. Here’s the battle-tested plan that works every time. ...

October 28, 2025 · 5 min · Alex