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Horticultural Oil


Horticultural Oil is a fungicide, insecticide and miticide for control of aphids, mites, scales, whiteflies and other soft bodied insects on ornamentals, roses, vegetables, citrus, small fruits, tree fruits and nuts. OMRI listed for organic use. Mixing rate: 2 oz per gallon.


Horticultural Oil is a mineral oil-based insecticide to be used as a dormant and/or summer spray. It is an odorless, nonstaining organic control especially designed for usage in environmentally sensitive areas. Can be used to control some diseases as well.

The mode of action for Horticultural Oil is suffocation of eggs, larvae and nymphs of insects, mites and adults of soft-bodied insects. This mode of action necessitates total spray coverage. As a fungicide this product interferes with the attachment of the pathogen to the host and acts as a suffocant.

This product may be used to control mite and insect pests in the egg stage, including: spider mites, eriophyid mites, armored scale, soft scale, mealybugs, psyllids, whiteflies, aphids, leafrollers, leaftiers, webworms, cankerworms, plant bugs, leafhoppers and adelgids. This product will kill other immature forms if spray covers the insect.

Horticultural Oil can be used on the following vegetable crops: asparagus, bean, cucumber, eggplant, peanut, melon, pepper, pumpkin, radish, winter squash, summer squash, tomato, cabbage, cauliflower, celery, kohlrabi, mustard, turnip, collard, lettuce, onion, sweet corn, popcorn, field corn, potato, sweet potato.

Product Label

Safety Data Sheet

OMRI Certificate 

Horticultural Oil Application Instructions

  • Mix 2 fluid ounces per gallon of water and spray as needed.
  • Use enough spray solution to completely penetrate the leaf canopy and cover both top and bottom of all of the leaves until wet without significant runoff.
  • Fruits, vegetables, and ornamentals generally require 1 to 2 gallons of spray solution per 1,000 sq. ft.
  • DO NOT apply when daytime temperatures exceed 80 degrees as this can burn plants.
  • DO NOT apply during periods of drought or when plants exhibit moisture stress.
    100% Organic