FUNGUS GNATS: A Nuisance or a Problem

Ailments Orchid Doctor

by Robert M. [Bert] Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin over 5 years ago.

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Control them with proper sanitation, avoidance of over-watering; spray them with diazinon or give them a drench Resmethrin 1% aerosol controls the adults. AH86-59
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Fungus Gnats Comments
FUNGUS GNATS: Characteristics and Controls Small black flies in numbers; young maggots are whitish with black head, legless, and feed on decaying organic matter; some may feed on roots of cymbidiums; spray malathion several times at weekly intervals; or use Diazinon once. AH10 0
FUNGUS GNATS: Control Use Diazinon WP 1 ttpg. as a drench or spray on the pot medium. A77-702 0
FUNGUS GNATS: Moss Flies; Characteristics and Control They lay eggs in pot compost; the larvae break down the compost; the surface clogs; they breed at an alarming rate in the heat; are killed by fumigation or aerosols used in rapid succession to break their cycle. OR74-227 0
FUNGUS GNATS: Small Black Flies Young maggots are whitish with black heads; they feed on decaying matter; some may feed on roots; control with malathion or diazinon. A65-728; OD65-120; OR74-227 0

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