Nematodes-Beneficial Nematodes for Biological Control- 10 million
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NIC (Natural Insect Control)nematodes are isolated Canadian Strains that are Produced by NIC in Ontario, on a live host. They are fresher, more keyed to Canadian pests and 100% organic. In the spring (May) when soil temperature is 10C (50F) or warmer and grubs are seen in the soil.