Mealybugs or Mildew on Ponytail Palm? How to Tell and What to Do

Differentiate

• Mealybugs: Fluffy white clusters at leaf-stem junctions; produce sticky honeydew; fungi grow on honeydew (white powder).
• Powdery mildew: White powdery coating on leaf surfaces; no insects; no honeydew.

If Mealybugs (Likely)

1. Drench with alcohol (swabs or spray) — repeat several times over 2 weeks.
2. Isolate plant from others.
3. Wash hands/tools after handling to prevent spread.

Monitoring

Watch for reinfestation; mealybugs can hide in crevices.