ARBICO Organics Aphidius Colemani Beneficial Parasitic Wasps, Pack of 500 Container Size:Pack of 500 This is especially important when

This is especially important when growing in some media

Plants and gardens must have accessible calcium and magnesium to successfully grow

6' grounded cord with on/off switch

Active Ingredient:

ARBICO Organics Aphidius Colemani Beneficial Parasitic Wasps, Pack of 500 Container Size:Pack of 500 This is especially important whenUse in greenhouses or in the field to prevent outbreaks of aphid populations. Ships FREE via Overnight methods on Tuesdays Only. MINIMUM 7 day processing prior to shipment. Stop aphid infestations early with these aphid parasites! Use Aphidius colemani as a preventative or active control measure. Aphidius colemani is a parasitic wasp native to North America useful for biological control of aphids in greenhouses and outdoor growing. These tiny (1 8""