Don't fight spider mites, prevent them.

How to Say It: fy-toe-SEE-you-lus per-SIM-ih-lis

Persimilis slow-release sachets keep spider mite specialists on your plants for 2-4 weeks. Each sachet holds 250 Phytoseiulus persimilis in all life stages, so predators keep walking out onto your plants long after you hang it.