ARBICO Organics Aphidius Ervi Beneficial Parasitic Wasps, Pack of 500 600 Watt Double Ended HPS & MH Grow Lights Micronized: Better for Hydroponic applications

Micronized: Better for Hydroponic applications and is water soluble

Multi Total increases CEC

You can connect a humidifier to the device

bend the safety tab back and turn dial "ON" until water stops spraying

ARBICO Organics Aphidius Ervi Beneficial Parasitic Wasps, Pack of 500 600 Watt Double Ended HPS & MH Grow Lights Micronized: Better for Hydroponic applicationsUse this aphid parasite to prevent outbreaks of larger aphid species in greenhouse environments. Ships FREE via Overnight methods on Tuesdays Only. MINIMUM 7 day processing prior to shipment. Aphidius ervi will consume all types of larger aphids, especially the potato aphid, Macrosiphum euphorbiae, and the glasshouse potato aphid, Aulacorthum solani. It also parasitizes Myzus persicae var. nicotianae, as well as aphids such as Sitobion sp., Schizaphis