Over the past few months, the following new pest products or new uses have been registered for various herbs and ginseng in Canada as a result of the Minor Use System. Consult the label for full product details including the crops covered, comments, precautions and application details.
Note: Not all herbs are covered by these registrations. Always confirm on the product label which herbs are included. Some herbs are in multiple crop groups because historically they were in one group and then moved. Table 1 provides a quick summary of the common culinary herbs and which Crop Groups they are in. The new Crop Group 25 Herbs contains hundreds of species of herbs and edible flowers. Ginseng is in Crop Group 1B Root Vegetables (Except Sugarbeet) and is not covered by the herb registrations. For the full list of crops in each group, consult the Residue Chemistry Crop Group document here or refer to the product labels for the list of herbs covered by each registration.
Table 1. List of common culinary herbs by Residue Chemistry Crop Group. Note: this only applies to fresh herbs. For dried herbs consult the product label or the full Crop Group listing.
| Common Herb | Crop Group 3-07 Bulb Vegetables | Crop Group 4-13 Leafy Vegetables | Crop Group 19 Herbs and Spices (old) | Crop Group 25 Herbs (new) |
| Balm | X | X | ||
| Chives | X | X | ||
| Cilantro | X | X | ||
| Dill | X | X | ||
| Edible Flowers | X | |||
| Fennel | X | X | ||
| Lavender | X | X | ||
| Methi (Fenugreek) | X | X | ||
| Mint | X | |||
| Oregano/Marjoram | X | X | ||
| Parsley | X | |||
| Rosemary | X | X | ||
| Sage | X | X | ||
| Tarragon | X | X | ||
| Thyme | X | X |
New Registrations:
Bioceres G EC and Bioceres G WP in Greenhouse Herbs (Crop Group 25) for reduction in numbers of aphids, whiteflies, and thrips, and two-spotted spider mites for the EC formulation only.
| Product | Active Ingredient | Rate | REI | PHI | Max Apps |
| Bioceres G WP | Beauveria bassiana strain ANT-03 | 2-4 g/L of water | 4 hr | 0 days | unlimited |
| Bioceres G EC | Beauveria bassiana strain ANT-03 | 2-4 mL/L of water | 4 hr | 0 days | unlimited |
Oxidate 2.0 in Field Grown Herbs (Crop Group 25) for suppression of Botrytis grey mould.
| Product | Active Ingredient | Rate | REI | PHI | Max Apps |
| Oxidate 2.0 | Hydrogen Peroxide 27 % Peroxyacetic acid 2.5 % | Dilute 1 L product in 100 L of water | 4 hr | 0 days | 8 |
Ridomil Gold 1G in Field Grown Parsley for control of damping-off caused by Pythium spp. Seed furrow application only.
| Product | Active Ingredient | Rate | REI | PHI | Max Apps |
| Ridomil Gold 1G | Metalaxyl-M and S-isomer | 25 kg product per treated area in the seed furrow (see label for calculations) | 12 hr | None (seed furrow only) | 1 |
Pyganic Crop Protection EC 1.4 II in Field Grown Leafy Vegetables (Crop Group 4-13)(incl. parsley, dill and cilantro) for control of aphids, beet armyworm, cabbage looper, cutworms, diamondback moth, imported cabbageworm, and leafhoppers; reduction in numbers of flea beetles, and suppression of lygus bugs AND Field Grown Herbs in the old Crop Group 19 for control of aphids, cutworms, cabbage loopers, and leafhoppers. Note: Toxic to bees. Do not apply when the crop in in bloom or when blooming weeds are present in the field.
| Product | Active Ingredient | Crop | Rate | REI | PHI | Max Apps |
| Pyganic EC 1.4 II | pyrethrins | CG 4-13 Leafy Vegetables | 2.32-4.65 L/ha (4.65 L/ha for lygus bugs) | 12 hr | 0 days | 10 |
| Pyganic EC 1.4 II | pyrethrins | CG 19 Herbs and Spices | 2.32-4.65 L/ha | 12 hr | 0 days | 10 |
Nimitz 480 EC in Crop Group 1B: Root Vegetables (Except Sugarbeet) (Incl. Ginseng) for suppression of root knot and root lesion nematodes. Preplant incorporation only.
| Product | Active Ingredient | Rate | REI | PHI | Max Apps |
| Nimitz 480 EC | fluensulfone | 4 – 8 L/ha product in a minimum of 300 L water/ha – incorporate after application | 12 hr | None (preplant only) | 1 |
For the full label for any of these products visit the PMRA Label Database or contact the registrant. Note: This article is not intended to be an endorsement or recommendation for these particular products, but rather a notice of registration.
