Care Tips
White Spots on Leaves: What They Are and How to Treat Them
Identify and treat white spots on houseplant leaves. Common causes include powdery mildew, pests, and hard water stains.
8/26/2025
1 min read
By Petalum
#white spots on leaves#plant leaves white powder#powdery mildew on plants#treat plant leaf spots
White Spots on Leaves: What They Are and How to Treat Them
White spots on leaves can signal different issues, from pests to fungal infections. Here’s how to identify and fix them.
Common Causes
- Powdery mildew – White, powdery coating.
- Hard water stains – Spots left after misting or watering.
- Mealybugs – Cotton-like clusters.
- Spider mites – Small white speckles.
Treatments
- Wipe leaves with a damp cloth.
- Use neem oil or insecticidal soap for pests.
- Improve air circulation for fungal issues.
- Use filtered water to avoid hard water stains.
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