Table 1.
Essential oil treatments with the percentage of active ingredients (% AI) investigated for insecticidal or deterrent effects on Drosophila suzukii.
| Treatment (% AI) | Trade Name | Manufacturer | Rate | Experiment(s) |
|---|---|---|---|---|
| Lavandula angustifolia (100%) | Lavender oil | Now® Foods, Bloomingdale, IL, USA | 19.0 mL/hectare | Two-choice and raspberry field trial |
| Nepeta cataria (100%) | Catnip oil | Steam distilled in-house | NA * | Two-choice |
| Rosemary (10%), geraniol (5%), and peppermint (2%) oils | Ecotrol® PLUS | KeyPlex, Winter Park, FL, USA | 3.5 L/hectare | Two-choice, blueberry and raspberry field trials |
| Rosemary (16%), clove (10%), thyme (10%), and peppermint (2%) oils | Sporan® EC2 | KeyPlex, Winter Park, FL, USA | 3.5 L/hectare | Two-choice, blueberry and raspberry field trials |
| Spinosad (22.5%) | Entrust® SC Naturalyte® | CortevaTM Agrisciences, Indianapolis, IN, USA | 0.44 L/hectare | Raspberry field trial |
* Nepeta cataria was only tested in the two-choice experiment, and therefore does not have a field application rate.