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POAST® ULTRA
PCP #24835 · Basf Canada Inc. · Herbicide
Group 1
Group 1 herbicide containing 450 g/L sethoxydim for post-emergence control of annual and perennial grasses in a wide range of broadleaf crops including vegetables, oilseeds, pulses, forage legumes, berries, fruit trees, and ornamentals. Requires addition of Merge Adjuvant or Assist Oil Concentrate for optimal performance.
Registered uses (81)
Crop × pest × application rate combinations from the official label. Rates converted to per-acre. Always confirm against the official label PDF before applying.
| Crop | Target | Rate | PHI |
|---|---|---|---|
| Alfalfa | Annual grasses | 0.129–0.445 L/acre | 70 d |
| Alfalfa | Annual grasses | 0.129–0.445 L/acre | 70 d |
| Asparagus | Annual grasses (1-6 leaf stage) | 0.129–0.445 L/acre | 40 d |
| Basil | Annual grasses | 0.129–0.445 L/acre | 14 d |
| Bean | Annual grasses | 0.129–0.263 L/acre | 15 d |
| Bean | Annual grasses | 0.129–0.445 L/acre | 80 d |
| Bean | Annual grasses | 0.129–0.445 L/acre | 80 d |
| Bean | Annual grasses | 0.129–0.445 L/acre | 80 d |
| Beet | Annual grasses | 0.129–0.445 L/acre | 49 d |
| Berries | Annual grasses | 0.129–0.445 L/acre | 15 d |
| Berries | Annual grasses | 0.445 L/acre | 37 d |
| Blueberry | Annual grasses | 0.129–0.445 L/acre | 15 d |
| Blueberry | Annual grasses | 0.129–0.445 L/acre | 1 d |
| Borage | Annual grasses | 0.129 L/acre | 70 d |
| Broccoli | Annual grasses | 0.129–0.182 L/acre | 70 d |
| Brussels sprouts | Annual grasses | 0.129–0.445 L/acre | 70 d |
| Buckwheat | Annual grasses | 0.129–0.231 L/acre | 85 d |
| Cabbage | Annual grasses | 0.129–0.445 L/acre | 70 d |
| Canola | Annual grasses, wild oats, volunteer cereals | 0.129–0.445 L/acre | 70 d |
| Canola | Annual grasses, wild oats, volunteer cereals | 0.129–0.445 L/acre | 70 d |
| Canola | Annual grasses, wild oats, volunteer cereals | 0.129–0.445 L/acre | 70 d |
| Canola | Annual grasses, wild oats, volunteer cereals | 0.129–0.445 L/acre | 70 d |
| Caraway | Annual grasses | 0.129–0.263 L/acre | — |
| Carrot | Annual grasses | 0.129–0.445 L/acre | 49 d |
| Cauliflower | Annual grasses | 0.129–0.445 L/acre | 70 d |
| Celery | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Cherry | Annual grasses | 0.129–0.445 L/acre | — |
| Chickling Vetch | Annual grasses | 0.129–0.445 L/acre | 70 d |
| Chickpea | Annual grasses | 0.129–0.19 L/acre | 65 d |
| Chicory | Annual grasses | 0.129–0.445 L/acre | 60 d |
| Clover | Annual grasses | 0.129–0.263 L/acre | 30 d |
| Clover | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Clover | Annual grasses | 0.129–0.263 L/acre | 30 d |
| Clover | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Cole Crops | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Coriander | Annual grasses | 0.129–0.263 L/acre | — |
| Cranberry | Annual grasses | 0.129–0.445 L/acre | 60 d |
| Cucumber | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Dill | Annual grasses | 0.129–0.263 L/acre | — |
| Fenugreek | Annual grasses | 0.129–0.445 L/acre | 60 d |
| Fescue | Annual grasses | 0.129–0.445 L/acre | — |
| Flax | Annual grasses, wild oats, volunteer cereals | 0.129–0.445 L/acre | 60 d |
| Flax | Annual grasses, wild oats, volunteer cereals | 0.129–0.263 L/acre | 86 d |
| Fruits | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Fruits | Annual grasses | 0.129–0.445 L/acre | — |
| Garlic | Annual grasses | 0.129–0.445 L/acre | 50 d |
| Grape | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Hops | Annual grasses | 0.129–0.445 L/acre | 180 d |
| Lentils | Annual grasses | 0.129–0.445 L/acre | 65 d |
| Lettuce | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Lettuce | Annual grasses | 0.129–0.445 L/acre | 15 d |
| Lupin | Annual grasses | 0.129–0.445 L/acre | 80 d |
| Milkvetch | Annual grasses | 0.129–0.263 L/acre | 30 d |
| Milkvetch | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Mint | Annual grasses | 0.129–0.263 L/acre | — |
| Mustard | Annual grasses | 0.129–0.445 L/acre | 76 d |
| Onion | Annual grasses | 0.129–0.445 L/acre | 50 d |
| Onion | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Ornamentals | Annual grasses | 0.129–0.445 L/acre | — |
| Pea | Annual grasses | 0.129 L/acre | 30 d |
| Pea | Annual grasses, wild oats, volunteer cereals | 0.129–0.445 L/acre | 30 d |
| Pea | Annual grasses, wild oats, volunteer cereals | 0.129–0.445 L/acre | 60 d |
| Peanut | Annual grasses | 0.138 L/acre | 40 d |
| Pepper | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Pepper | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Poplar | Annual grasses | 0.129–0.445 L/acre | — |
| Potato | Annual grasses | 0.129–0.445 L/acre | 80 d |
| Pumpkin | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Raspberry | Annual grasses | 0.445 L/acre | 37 d |
| Safflower | Annual grasses | 0.129–0.263 L/acre | 90 d |
| Sainfoin | Annual grasses | 0.129–0.263 L/acre | 30 d |
| Sainfoin | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Soybean | Annual grasses | 0.129–0.445 L/acre | 80 d |
| Spinach | Annual grasses | 0.129–0.445 L/acre | 15 d |
| Squash | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Strawberry | Annual grasses | 0.129–0.445 L/acre | 25 d |
| Sugar beet | Annual grasses | 0.129–0.445 L/acre | 85 d |
| Sunflower | Annual grasses | 0.129–0.445 L/acre | 105 d |
| Sweet Potato | Annual grasses | 0.129–0.445 L/acre | 30 d |
| Tomato | Annual grasses | 0.129–0.445 L/acre | 60 d |
| Turnip | Annual grasses | 0.129–0.445 L/acre | 77 d |
About this content. This page presents the official PMRA label as published by Health Canada's 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.