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Spider Mite Knock Out is a .20% pyrethrin formula. It is 19 times stronger in active ingredient pyrethrin than any soap based insecticides and 10 times stronger than any formulations that contain Pyrethrin & Piperoynl Butoxide. Peperoynl Butoxide is a synergist which enhances the killing power of pyrethrin and it is not approved for organic gardening. Spider Mite Knockout has a high concentration of the naturally-occurring insecticide pyrethrin, used to control aphids, spider mites, whiteflies, leafhoppers, Japanese beetles, etc... Can be used indoors and out; safe to apply on food crops up to one day before harvest. Pyrethrin is approved for organic gardening with some restrictions. Kills pests on contact with just a light misting n the foliage. The smell of the Pyrethrin flushes out and eradicates insect pests on contact.
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