PCP #26396 · Syngenta Canada Inc. · Herbicide
Group 22 bipyridylium herbicide (diquat dibromide solution) for pre-harvest desiccation of pulse, oilseed and legume seed crops, potato vine killing, and weed control in vegetables, field crops, oats (corn spurry), apple orchards and non-crop land.
Crop × pest × application rate combinations from the official label. Rates converted to per-acre. PHI is the pre-harvest interval; REI is the restricted-entry interval. Always confirm against the official label PDF before applying.
| Crop | Target | Rate | PHI | REI |
|---|---|---|---|---|
| Apple | Perennial grass | 1.86 L/acre | – | 24 d |
| Bean | Pre-harvest desiccation | 0.506–0.931 L/acre | – | 24 d |
| Bean | Weeds (stale seedbed) | 0.931–1.86 L/acre | – | 24 d |
| Beet | Weeds (stale seedbed) | 0.931–1.86 L/acre | – | 24 d |
| Canola | Pre-harvest desiccation | 0.506–0.931 L/acre | – | 24 d |
| Carrot | Weeds (stale seedbed) | 0.931–1.86 L/acre | – | 24 d |
| Chickpea | Pre-harvest desiccation | 0.506–0.688 L/acre | 4 d | 24 d |
| Cole Crops | Weeds (stale seedbed) | 0.931–1.86 L/acre | – | 24 d |
| Corn | Weeds (stale seedbed) | 0.931–1.86 L/acre | – | 24 d |
| Cucumber | Weeds (stale seedbed) | 0.931–1.86 L/acre | – | 24 d |
| Faba Bean | Pre-harvest desiccation | 0.506–0.931 L/acre | 4 d | 24 d |
| Flax | Pre-harvest desiccation | 0.506–0.931 L/acre | – | 24 d |
| Lentil | Pre-harvest desiccation | 0.506–0.931 L/acre | – | 24 d |
| Lupin | Pre-harvest desiccation | 0.931 L/acre | 7 d |
| 24 d |
| Mustard | Pre-harvest desiccation | 0.506–0.931 L/acre | – | 24 d |
| Non-Crop Areas | Weeds | 0.931–1.86 L/acre | – | 24 d |
| Non-Crop Areas | Weeds | 0.931–1.86 L/acre | – | 12 d |
| Oats | Corn spurry | 0.364–0.506 L/acre | – | 24 d |
| Onion | Weeds (stale seedbed) | 0.931–1.86 L/acre | – | 24 d |
| Pea | Pre-harvest desiccation | 0.506–0.931 L/acre | – | 24 d |
| Pea | Weeds (stale seedbed) | 0.931–1.86 L/acre | – | 24 d |
| Pigeon Pea | Pre-harvest desiccation | 0.506–0.931 L/acre | – | 24 d |
| Potato | Vine killing | 0.506–1.42 L/acre | 1 d | 24 d |
| Potato | Weeds (stale seedbed) | 0.931–1.86 L/acre | – | 24 d |
| Soybean | Pre-harvest desiccation | 0.506–0.931 L/acre | – | 24 d |
| Soybean | Weeds (stale seedbed) | 0.931–1.86 L/acre | – | 24 d |
| Sunflower | Pre-harvest desiccation | 0.506–0.931 L/acre | 15 d | 24 d |
| Turnip | Weeds (stale seedbed) | 0.931–1.86 L/acre | – | 24 d |
| White Clover | Pre-harvest desiccation (seed crops) | 0.688–1.09 L/acre | – | 24 d |
Adjuvant requirements, compatibility notes, and mixing restrictions from the official label. Always confirm against the official label PDF before mixing.
| Guidance | Adjuvant | Rate |
|---|---|---|
| Required | FALCON NON-IONIC SURFACTANT add 1 L non-ionic surfactant/1000 L or 2.5 L LI 700/ 1000 L in the prairie provinces | 1 L non-ionic surfactant/1000 L |
| Required | LI 700® with LECI-TECH® add 1 L non-ionic surfactant/1000 L or 2.5 L LI 700/1000 L in prairie provinces | 2.5 L LI 700/1000 L |
| Required | NIS (non-ionic surfactant) Use non-ionic surfactant at rate of 1 L per 1000 L of spray mixture (unless otherwise stated) | 1 L per 1000 L of spray mixture |
| Required | NIS (non-ionic surfactant) add 1 L non-ionic surfactant/1000 L or 2.5 L LI 700/1000 L in prairie provinces | 1 L non-ionic surfactant/1000 L |
| Required | non-ionic surfactant (wetting and spreading agent) Use a non-ionic surfactant, a wetting and spreading agent, at a rate of 1 L for each 1000 L of spray mixture unless otherwise stated. | 1 L for each 1000 L of spray mixture |
| Required | non-ionic surfactant (wetting and spreading agent) For ground or aerial application, use a non-ionic surfactant as a wetting and spreading agent, at a rate of 1 L for each 1000 L of spray mixture. | 1 L for each 1000 L of spray mixture |
| Recommended | ACTIVATE PLUS REGLONE | 1.0 L per 1000 L of spray |
| Recommended | LI 700® with LECI-TECH® add 1 L non-ionic surfactant/1000 L or 2.5 L LI 700/ 1000 L in the prairie provinces | 2.5 L per 1000 L |
| Recommended | Pro-surf II A Non-ionic Liquid Wetting and Spreading Agent REGLONE | 1.0 L per 1000 L of spray mixture |
| Recommended | SIDEKICK II NON-IONIC LIQUID SPREADER/ACTIVATOR REGLONE® | 1.0 L per 1000 L of spray mixture |
| Recommended | non-ionic surfactant Use a non-ionic surfactant, a wetting and spreading agent, at a rate of 1 L for each 1000 L of spray mixture unless otherwise stated. | 1 L per 1000 L of spray mixture |
| Recommended | non-ionic surfactant add 1 L non-ionic surfactant/1000 L or 2.5 L LI 700/ 1000 L in the prairie provinces | 1 L per 1000 L |
| Recommended | non-ionic surfactant For ground or aerial application, use a non-ionic surfactant as a wetting and spreading agent, at a rate of 1 L for each 1000 L of spray mixture. | 1 L per 1000 L of spray mixture |
| Compatible | AGRAL® 90 REGLONE® | 1 L/1000 L |
| Compatible | AGRAL® 90 NON-IONIC WETTING AND SPREADING AGENT REGLONE | 1 L/1000 L |
| Compatible | AQUASURF® Non-ionic Spray Adjuvant REGLONE® DESICCANT | 1 L/1000 L |
| Compatible | CONTACT NON-IONIC LIQUID SPREADER/ACTIVATOR REGLONE | 1.0 L per 1000 L of spray mixture |
| Compatible | CROP ZONE CZ 90 REGLONE | 1 L/1000 L |
| Compatible | INDEX NON-IONIC LIQUID SPREADER/ACTIVATOR REGLONE® | 1.0 L per 1000 L of spray mixture |
| Compatible | IPCO Ag-Surf ORIGINAL Reglone | 1 L per 1000 L of spray |
| Compatible | Keysal 90 REGLONE | 1 L/1000 L |
| Compatible | LI 700® with LECI-TECH® For beans or lentils: LI 700® at rate of 2.5 L per 1000 L of spray mixture may be used | 2.5 L per 1000 L of spray mixture |
| Compatible | LI 700® with LECI-TECH® For beans or lentils, LI 700® at a rate of 2.5 L for each 1000 L of spray mixture may be used. | 2.5 L for each 1000 L of spray mixture |
| Compatible | LI 700® with LECI-TECH® add 1 L non-ionic surfactant/1000 L or 2.5 L LI 700/ 1000 L in the prairie provinces | 2.5 L LI 700/1000 L |
| Compatible | PHASE III NON-IONIC LIQUID SPREADER/ACTIVATOR REGLONE® | 1.0 L per 1000 L of spray mixture |
| Compatible | PHASE® NT Non-ionic Spray Adjuvant REGLONE® DESICCANT | 1 L/1000 L |
| Compatible | PRO-SURF® NT Non-ionic Spray Adjuvant REGLONE® DESICCANT | 1 L/1000 L |
| Compatible | SIDEKICK® NT Non-ionic Spray Adjuvant REGLONE® DESICCANT | 1 L/1000 L |
| Compatible | TOPSURF REGLONE® DESICCANT | 1 L/1000 L |
| Compatible | WeedAway® Ag-Surf Reglone | 1 L per 1000 L of spray |
About this content. This page presents the official PRD label as published by Health Canada's Pesticides Regulatory Directorate (formerly the Pest Management Regulatory Agency), the source of record. Always read the official label and consult your provincial pesticide- application authority before use. Report an error.
