Organic Parasitic Nematodes, Steinernema feltiae

Steinernema feltiae are live beneficial nematodes used against susceptible insect stages in soil and growing media. This species has a broad listed target range that includes fungus gnats, thrips, flies, fruit flies, leafminers, cutworms, corn earworms, caterpillars, cucumber beetles, cockroaches, codling moths, termites, and ticks. Identify the pest and life stage first so the selected organism fits the treatment site.

• Package choices: Garden size supplies 10 million nematodes, while farm size supplies 50 million.
• Suitable conditions: Apply when the soil is 42–90°F and nighttime air temperatures are at least 42°F.
• Application: Premoisten the site, prepare the suspension as directed, and distribute it with compatible watering, spraying, misting, or irrigation equipment.
• Moisture management: Water lightly afterward and prevent the treatment zone from drying. Two applications spaced 7–10 days apart are recommended.

Because this is a living biological input, apply it promptly after receipt and follow all storage, mixing, water-temperature, and equipment directions included with the shipment. Apply in lower light when practical to reduce drying during establishment. The current product record identifies it as certified for organic production. Read the full application and shipping details and compare additional beneficial nematode species.