How to Identify and Treat Common Houseplant Pests
Houseplant pests like spider mites, aphids, and fungus gnats are every plant lover’s nightmare. This updated 2025 guide will show you how to identify common pests, treat infestations, and keep your indoor jungle healthy.
Most Common Houseplant Pests
- Spider mites — tiny red dots, webs on leaves.
- Aphids — clusters of small green/black insects sucking sap.
- Fungus gnats — small black flies hovering around soil.
- Mealybugs — cotton-like white clusters.
- Scale insects — brown bumps stuck on stems.
How to Treat Houseplant Pests
- Isolate the affected plant.
- Wipe leaves with alcohol or insecticidal soap.
- Use yellow sticky traps for fungus gnats.
- Improve airflow and reduce excess watering.
- For heavy infestations, use neem oil or horticultural spray.
Quick Tip
Check under leaves weekly — most pests hide where you least expect them.
Helpful Internal Links
FAQ: Houseplant Pests
What’s the easiest way to get rid of spider mites?
Wash leaves with water and follow up with neem oil weekly until they’re gone.
Are fungus gnats harmful?
They’re mostly annoying, but larvae can damage roots if left untreated.
Can I prevent pests naturally?
Yes — good airflow, avoiding overwatering, and regular leaf cleaning help prevent infestations.