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Aphids, cactus caterpillars, cochineal insects, mealybugs, scale and thrips are insects that can kill cacti unless cultivation procedures are checked, natural enemies are introduced, and oil, removal and spray schedules are launched. Predatory ladybugs (Coccinellidae family) control aphids, mealybugs, scale and thrips while horticultural oils against eggs and insecticidal soaps against immature and mature stages control the four above-mentioned pests as well as cochineal insects. Removal by gloved hand, hosed water or mechanical tool is an option when infestations are minor.

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