PCP #31209 · Canyon Group LLC · Herbicide
Group 2 selective wettable granule herbicide (halosulfuron-methyl) for control of nutsedge and listed broadleaf weeds in apples, highbush blueberries, rhubarb, asparagus, fruiting vegetables, cucurbits, succulent snap beans, tree nuts, and caneberries (British Columbia).
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 | Labeled broadleaf weeds | 14.2–28.3 g/acre | 14 d | 12 d |
| Apple | Nutsedge | 21.2–56.7 g/acre | 14 d | 12 d |
| Asparagus | Nutsedge and listed broadleaf weeds | 14.2–42.5 g/acre | 1 d | 12 d |
| Bean | Nutsedge and listed broadleaf weeds | 14.2–28.3 g/acre | 30 d | 12 d |
| Bean | Nutsedge and listed broadleaf weeds | 14.2–19 g/acre | 30 d | 12 d |
| Bean | Nutsedge and listed broadleaf weeds | 14.2–28.3 g/acre | 30 d | 12 d |
| Beechnut | Nutsedge and listed broadleaf weeds | 19–37.6 g/acre | 1 d | 12 d |
| Blueberry | Nutsedge and listed broadleaf weeds | 14.2–19 g/acre | 14 d | 12 d |
| Blueberry | Nutsedge and listed broadleaf weeds | 14.2–28.3 g/acre | 14 d | 12 d |
| Crenshaw Melon | Nutsedge and listed broadleaf weeds | 14.2–28.3 g/acre | 57 d | 12 d |
| Cucumber | Nutsedge and listed broadleaf weeds | 14.2–28.3 g/acre | 30 d | 12 d |
| Eggplant | Nutsedge and listed broadleaf weeds | 14.2–28.3 g/acre | 30 d | 12 d |
| Okra | Nutsedge and listed broadleaf weeds | 14.2–19 g/acre | 30 d | 12 d |
| Pepper | Nutsedge and listed broadleaf weeds | 14.2–28.3 g/acre | 30 d | 12 d |
| Raspberry | Nutsedge and listed broadleaf weeds | 14.2–28.3 g/acre | 14 d | 12 d |
| Rhubarb | Nutsedge and listed broadleaf weeds | 14.2–28.3 g/acre | 60 d | 12 d |
| Squash | Nutsedge and listed broadleaf weeds | 14.2–21.2 g/acre | 30 d | 12 d |
| Squash | Nutsedge and listed broadleaf weeds | 14.2–28.3 g/acre | 30 d | 12 d |
| Squash | Nutsedge and listed broadleaf weeds | 19–28.3 g/acre | 30 d | 12 d |
| Squash | Nutsedge and listed broadleaf weeds | 14.2–28.3 g/acre | 30 d | 12 d |
| Tomato | Nutsedge and listed broadleaf weeds | 14.2–28.3 g/acre | 30 d | 12 d |
| Walnut | Nutsedge and listed broadleaf weeds | 19–37.6 g/acre | 1 d | 12 d |
| Watermelon | Nutsedge and listed broadleaf weeds | 14.2–21.2 g/acre | 57 d | 12 d |
| Watermelon | Nutsedge and listed broadleaf weeds | 14.2–28.3 g/acre | 57 d | 12 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 | HiActivate® NIS Unless otherwise stated, use a nonionic surfactant (NIS) in spray solution for post emergent applications or for preemergence applications where susceptible weeds are present prior to crop emergence. | lowest labeled rate of nonionic-type surfactants that contain at least 80% active ingredients |
| Required | HiActivate® NIS Use a nonionic surfactant (NIS) with post-emergence applications. | – |
| Required | HiActivate® NIS Use a nonionic surfactant (NIS) if labeled weeds are emerged. | – |
| Required | HiActivate® NIS Use a nonionic surfactant (NIS) with post-emergence applications | – |
| Recommended | HiActivate® NIS Use a nonionic surfactant (NIS) if labeled weeds are emerged. | – |
| Recommended | HiActivate® NIS Use a nonionic surfactant (NIS) with post-emergence applications. | – |
| Recommended | HiActivate® NIS For best results, use a non-ionic surfactant (NIS) with post-emergence applications. | – |
| Recommended | NIS or COC A nonionic surfactant or crop oil concentrate should be used with post harvest applications. | – |
| Compatible | Slam'R COC Adjuvant For tank-mixes with Sandea WG Herbicide, crop oil concentrates may be used instead of nonionic surfactants. | – |
| Do not mix | adjuvant (any) with asparagus applications before or during harvest Use of an adjuvant with any applications made before or during harvest may increase the potential for crop injury and are not recommended. | – |
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.
