Give pests the boot without compromising your crops or peace of mind. Sierra Natural Science 209 Systemic Pest Control Concentrate delivers powerful, plant-safe protection using the natural strength of rosemary. Its systemic formula lets your plants take up rosemeric acid to build a built-in barrier against mites, aphids, gnats, and more. Made from 100% pure, organic botanical extracts processed in-house for potency, Sierra Natural 209 is tough on bugs and gentle enough to use right up to harvest. Safe to use around kids, pets, and pollinators.