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Persistent Mealybugs on Hoya: Thorough Spraying Technique

Key to Eradication

Complete coverage. Immature mealybugs are nearly invisible and hide in crevices.

Effective Non-Chemical Spray

5 parts water + 1 part rubbing alcohol + little liquid soap. Drench all leaf/stem surfaces until dripping. Repeat in 1 week. Re-spray at first sign of return.

Root Mealybugs

Rare; focus on foliage.

Quarantine

Not needed after thorough treatment.

House Plants: Lemon Tree Springtails: Tiny Jumping Pests in Damp Conditions; Bright Red Bugs on Crepe Myrtle and Oleander: Need ID; Mealybugs on Indoor Palms: Safe for Humans, Treat Plants; Mealybugs: Repot, Treat Systemically, and Check Neighbors; Soil Bugs in Venus Flytrap Pots: Identification and Control; Mealybugs on Dieffenbachia: Identification and Treatment; Identifying Bugs on Corn Plant Leaves; Mealybug Eradication on Mature Jade Plant; Mealybug Infestation on Peace Lily: Identification and Non-Chemical Control; Persistent Mealybug Infestation on Pygmy Date Palms: Proper Horticultural Oil Technique

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