Monterey® Garden Insect Spray RTU
$15.49
Effective against a wide variety of insects. OMRI Listed for Organic Gardening

OMRI Listed for organic gardening
PESTS
- Insects: This product will control pests such as: adelgids (woolly aphids), ants (excluding fire ants, harvester ants, Pharaoh's ants and carpenter ants), aphids, armyworms, beetles (including Colorado potato beetle), borers, caterpillars, chinch bugs, codling moth, earwigs, fruit flies (including spotted wing Drosophila), gypsy moth, lace bugs, leafhoppers, leafminers, leafrollers, loopers, mealybugs, mites, mole crickets, plant bugs, psyllids, sawfly larvae (e.g. pear and rose slugs), scale insects, spider mites, tent caterpillars, thrips, webworms, weevils (including black vine weevil), and whiteflies.
- Powdery Mildew: This product provides curative control of powdery mildew.
USE SITES:
- Vegetables, including: artichokes (globe), asparagus, beans, beets, broccoli, Brussels sprouts, cabbage, cantaloupe, carrots, cauliflower, corn, cucumbers, eggplants, garlic, lettuce, onions, peas, peppers, potatoes, radishes, rutabagas, spinach, squash, Swiss chard, tomatoes and turnips
- Fruits, including: apples, avocados, apricots, cherries, grapes, melons, peaches, plums, citrus, pears
- Berries, including strawberries, blackberries, blueberries, boysenberries, loganberries, raspberries
- Herbs, including: angelica, balm, basil, borage, burnet, chamomile, catnip, chervil (dried), chive, clary, coriander, costmary, cilantro, curry, dillweed, horehound, hyssop, lavender, lemongrass, lovage, marigold, marjoram, mint, nasturtium, parsley, pennyroyal, rosemary, rue, sage, savory, sweet bay, tansy, tarragon, thyme, wintergreen, woodruff and wormwood
- Peanuts, Pistachios, Tree Nuts, including: almond, cashew, chestnut, filbert, macadamia nut, pecan, walnut
- Outdoor Ornamentals
- Greenhouses (Non-Commercial)
- Outdoor Container Grown Plants
- Lawns/Turf
Additional Information
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Frequently Asked Questions
What is Monterey Garden Insect Spray RTU?
Monterey Garden Insect Spray RTU (Ready-To-Use) is a broad-spectrum insecticide and fungicide designed for home gardens, lawns, ornamentals, and non-commercial greenhouses. It contains Spinosad and Potassium Salts of Fatty Acids, making it effective against many insect pests and powdery mildew.
What does it control?
Insects: Aphids, whiteflies, spider mites, caterpillars, beetles (including Colorado potato beetle, Japanese beetles), borers, codling moth, fruit flies (including spotted wing drosophila), thrips, scale, weevils, ants (except fire ants, harvester ants, Pharaoh’s ants, and carpenter ants), and many more.
Disease: Provides curative control of powdery mildew.
What plants can I use it on?
Safe for use on:
Vegetables (tomatoes, peppers, lettuce, beans, broccoli, potatoes, carrots, cucumbers, squash, etc.)
Fruits & nuts (apples, pears, cherries, grapes, peaches, plums, citrus, avocados, almonds, walnuts, pecans, pistachios, etc.)
Berries (strawberries, blackberries, raspberries, blueberries, cranberries)
Herbs (basil, mint, parsley, thyme, rosemary, sage, cilantro, oregano, etc.)
Ornamental plants, shrubs, lawns, and non-commercial greenhouse plants
Can I use it for organic gardening?
Yes! This product is OMRI Listed for Organic Gardening.
How do I apply it?
Shake container well before use.
Spray thoroughly to cover all plant surfaces, including undersides of leaves.
Apply at the first sign of pests or powdery mildew.
For powdery mildew: repeat applications every 7–10 days.
For insects: repeat as needed, following use restrictions on the label.
Do not apply during full sun to avoid plant stress.
Test on a small area first if using on tender plants, seedlings, or blooms.
How soon before harvest can I apply it?
Pre-harvest intervals (PHI) vary by crop:
1 day: Many fruits, vegetables, herbs, tree nuts, and peanuts.
3–7 days: Some fruits and vegetables like grapes, potatoes, beans, stone fruits, and leafy greens.
21–60 days: Longer PHI for certain crops like cranberries and asparagus.
(Always check the label’s PHI chart for specific crops before harvesting.)
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