Insect Problems of Hibiscus - Lee County Extension

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• Difficult to control What to do • Older, larger plants can tolerate the feeding damage • Severe infestations can possibly be controlled by using the active ingredient Cyhalothrin contained in Triazicide. Sevin (Carbaryl), ( y), Bifenthrin (Talstar) ( ) and Acephate p (Orthene) are also recommended • <strong>Insect</strong>icides used for leaf feeding insects will work, but most do not last very long as more weevils return so repeat p applications pp are necessary y
What are Midges? • Gnat-like flies • Three huge g ggroups; biting, g non-biting, g ggall
Page 1 and 2: Insect Problems of Hibiscus Stephen
Page 3 and 4: Insect and Mite feedings represent
Page 5 and 6: Aphids Aphids accumulate on new lea
Page 7 and 8: What to Do • Natural enemies incl
Page 9 and 10: Mealybug damaged hibiscus in foregr
Page 11 and 12: Solenopsis mealybugs infestation Cl
Page 13 and 14: Striped Mealybug Striped mealybugs,
Page 15 and 16: Papaya Mealybug (Paracoccus margina
Page 17 and 18: What to Do • Inspect plants befor
Page 19 and 20: What to Do Ladybird larvae Lacewing
Page 21 and 22: Pink Hibiscus Mealybug • First de
Page 23 and 24: Pink Hibiscus Mealybug
Page 25 and 26: Pink hibiscus mealybugs adult femal
Page 27 and 28: Pink Hibiscus Mealybug Toxic saliva
Page 29 and 30: What to do: Homeowners • DPI has
Page 31 and 32: What to do: Professional and Grower
Page 33 and 34: Lesser Snow Scales (Pinnaspis strac
Page 35 and 36: Lobate Lac Scales (Paratachardina (
Page 37 and 38: What to do For the control of both
Page 39 and 40: Haplothrips sp. (Haplohrips) Damage
Page 41 and 42: Liothrips varicornis (Liothrips) Li
Page 43 and 44: Liothrips p varicornis larvae and a
Page 45 and 46: What to do • Several arthropods h
Page 47: Myllocerus undatus
Page 51 and 52: Larva that has just existed the inf
Page 53 and 54: What to do • Remove all dropped b
Page 55 and 56: Key Diseases of Hibiscus • Anthra
Page 57 and 58: What’s that black discoloration h
Page 59 and 60: Slides from the collections of •

Insect Problems of Hibiscus - Lee County Extension

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