Pesticides: Malathion
Pesticide Classification
__ Herbicide __ Fungicide
_X Insecticide/Miticide
__ Molluscicide __ Repellent
Properties Properties Properties
__ Selective
__ Non-selective

__ Pre-emergent
__ Post-emergent

__ Systemic
__ Contact
__ Broad Spectrum
__ Specific

__ Systemic
__ Non-systemic

__ Protectant
__ Eradicant
_X Synthetic
__ Biological
__ Oil
__ Soap
__ Botanical
__ Other
_X Broad-spectrum
__ Specific

__ Systemic
_X Non-systemic

_X Contact poison
__ Stomach poison
__ Other

Common Brand Names:

Hi Yield 55% Malathion Insect Spray
Ortho Malathion plus Insect Control Concentrate

Chemical Action and Usages: Malathion is an organophosphate insecticide for outdoor use only. It controls a broad range of chewing and sucking insects on certain fruit, vegetable, herbaceous ornamentals, trees and shrubs. Also used around homes and foundations to control mosquitoes, flies and certain other insects and on lawns to control clover mites. Malathion is available is several formulations including dusts, wettable powder and emulsifiable concentrates.

Cautions/Instructions: Read the product label carefully of the brand and formulation you have selected. Apply the product according to the directions on the label. If using on food crops, be sure to follow the appropriate harvest waiting period for each specific crop. Avoid spraying in windy conditions and do not spray bodies of water or allow drift or runoff into the same. Do not spray when bees or present or active.

Toxicity: Toxic to humans. Moderate toxicity for birds. Moderate to high toxicity for fish and aquatic organisms. Very high toxicity to bees and many other beneficial insects. One of the few organophosphate insecticides that is still available. Be aware of the possibility of future elimination from the marketplace.