Effective and fast-acting1600 X-Clude Formula 2 ready-to-use aerosol insecticide controls insect problems. The formula’s active ingredients, pyrethrins, are organic chemical compounds that have potent insecticidal activity. 1600 X-Clude Formula 2 has low to no odor, and is great for use on indoor and outdoor garden pest problems. The micro-encapsulated formulation of this pesticide allows the active ingredient to be slow-released over time, and is effective in killing more than 200 insects including aphids, beetles, caterpillars, fungus gnats, Japanese Beetles, mealybugs, spider mites and whiteflies. 1600 X-Clude Formula 2 should be applied when plants are in the growth phase; do not apply to plants in bloom as it may cause blooms to discolor or drop.