Tropicals & Tender Perennials: Diseases, pests,... of Hoyas, data collection thread, 1 by PanamonCreel
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In reply to: Diseases, pests,... of Hoyas, data collection thread
Forum: Tropicals & Tender Perennials
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PanamonCreel wrote: 1. Name of Problem: Mealybug 2. Cause of Problem: Parasitic Insect 3. Affected Parts of Plant:Entire Plant including roots 4. Type of Damage: stunted growth with heavy infections. secondary bacterial and/or viral and/or fungal infections possible 5. Possible major cause:contaminated soil and/or plant material, ants (harvesting) 6. Recommended treatment: Biological: parasitic insects (Lacewing, Lady bug) Non Chemical, Natural: Isopropyl alcohol (70-99%) direct or spray application Chemical non systemic: Malathion, Chemical systemic: Dimethoate (Cygon), Imadocloprid (Bayer advanced) The most common one is the citrus mealybug (Planococcus citri) identifiable by a single dark stripe running along the back of the pink body and short, slightly curved filaments around the body. P. citri can infect arial plant parts as well as roots. Picture: P.citri on Caralluma gracilipes |