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Registered Crop Input Products / Astir™

Astir™

PCP #35356 · Nufarm Agriculture Inc. · Herbicide

Group 14

Group 14 suspension concentrate herbicide containing sulfentrazone at 480 g/L for pre-plant or pre-emergence control of broadleaf weeds and grasses in chickpeas, field peas, flax, sunflower, soybeans, and wheat (spring and durum). Inhibits Protoporphyrinogen Oxidase IX enzyme required for chlorophyll formation. Persistent soil-applied herbicide requiring activation by rainfall or irrigation. Application restricted to once every other year.

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Registered uses (12)

Crop × pest × application rate combinations from the official label. Rates converted to per-acre. Always confirm against the official label PDF before applying.

CropTargetRatePHI
ChickpeaKochia, Russian thistle (suppression), redroot pigweed, lamb's-quarters, wild buckwheat, Eastern black nightshade, common waterhemp, smooth crabgrass, large crabgrass, yellow woodsorrel, common groundsel, Powell pigweed, common purslane88.6–118 mL/acre–
ChickpeaWild buckwheat, kochia, lamb's-quarters, redroot pigweed, cleavers, Powell pigweed, Eastern black nightshade, common waterhemp, smooth crabgrass, large crabgrass, yellow woodsorrel, common groundsel, common purslane88.6–118 mL/acre–
FlaxKochia, Russian thistle (suppression), redroot pigweed, lamb's-quarters, wild buckwheat, Eastern black nightshade, common waterhemp, smooth crabgrass, large crabgrass, yellow woodsorrel, common groundsel, Powell pigweed, common purslane88.6–118 mL/acre–
FlaxWild buckwheat, kochia, lamb's-quarters, redroot pigweed, cleavers, Powell pigweed, Eastern black nightshade, common waterhemp, smooth crabgrass, large crabgrass, yellow woodsorrel, common groundsel, common purslane88.6–118 mL/acre–
PeaKochia, Russian thistle (suppression), redroot pigweed, lamb's-quarters, wild buckwheat, Eastern black nightshade, common waterhemp, smooth crabgrass, large crabgrass, yellow woodsorrel, common groundsel, Powell pigweed, common purslane88.6–118 mL/acre–
PeaWild buckwheat, kochia, lamb's-quarters, redroot pigweed, cleavers, Powell pigweed, Eastern black nightshade, common waterhemp, smooth crabgrass, large crabgrass, yellow woodsorrel, common groundsel, common purslane88.6–118 mL/acre–
SoybeanKochia, Russian thistle (suppression), redroot pigweed, lamb's-quarters, wild buckwheat, Eastern black nightshade, common waterhemp, smooth crabgrass, large crabgrass, yellow woodsorrel, common groundsel, Powell pigweed, common purslane88.6–118 mL/acre–
SoybeanWild buckwheat, kochia, lamb's-quarters, redroot pigweed, cleavers, Powell pigweed, Eastern black nightshade, common waterhemp, smooth crabgrass, large crabgrass, yellow woodsorrel, common groundsel, common purslane88.6–118 mL/acre–
SunflowerKochia, Russian thistle (suppression), redroot pigweed, lamb's-quarters, wild buckwheat, Eastern black nightshade, common waterhemp, smooth crabgrass, large crabgrass, yellow woodsorrel, common groundsel, Powell pigweed, common purslane88.6–118 mL/acre–
SunflowerWild buckwheat, kochia, lamb's-quarters, redroot pigweed, cleavers, Powell pigweed, Eastern black nightshade, common waterhemp, smooth crabgrass, large crabgrass, yellow woodsorrel, common groundsel, common purslane88.6–118 mL/acre–
WheatKochia, Russian thistle (suppression), redroot pigweed, lamb's-quarters, wild buckwheat, Eastern black nightshade88.6 mL/acre–
WheatKochia, wild buckwheat, lamb's-quarters, redroot pigweed, cleavers, Powell pigweed, Eastern black nightshade, common waterhemp, smooth crabgrass, large crabgrass, yellow woodsorrel, common groundsel, common purslane, Russian thistle (suppression)88.6 mL/acre–

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.

Quick facts

Active ingredients
sulfentrazone 480 g/L
PPO-inhibitor herbicide
CAS 122836-35-5
Formulation
suspension concentrate
Resistance group
Group 14
First registered
2024-12-04
Registration expiry
2029-12-31
Paradigm Certified Premium Generic

Available now through your independent broker.

Same active ingredients. Same registration class. Priced to improve your margin per acre.

  • Sulfentrazone 480 g/L SC
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