Mealybugs on Ornamental Orange: Thorough Treatment Needed

White web-like fuzz on orange tree is likely mealybugs (cottony appearance). They hide in crevices; young lack wax coating.

Effective Non-Toxic Treatments

1. Brand X Foliage Cleaner (silicon-based, penetrates crevices): Southwest Plantscape, 1-800-333-7977.
2. Alcohol spray: 1 part alcohol + 5 parts water + soap. Spray ALL surfaces to drip point. Repeat in 5–7 days. Check weekly.
3. Horticultural oil (Sun Spray Ultra-Fine) or Hot Pepper Wax or Neem oil (with Pine-Sol for odor).

Critical

• Complete coverage is non-negotiable.
• Never spray in sun or >75°F.
• Persistence for 3+ weeks.

Q-tip dabbing misses hidden insects.