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Late Season Herbicide Use Fact Sheet: Stewardship for Late Season Application of Herbicides in Winter Crops

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The responsibility to avoid herbicide residues in delivered cereal, pulse and oilseed grains sits squarely with grain growers and their advisers... residues: Late herbicide applications to crops increase the risk of detectable herbicide residues in harvested grain, potentially leading to breaches of maximum residue limits (MrLs)... Paraquat is not registered for: - in-crop spray topping; - pre-harvest crop desiccation; - under-the-cutter-bar spraying during swathing or windrowing activities; - pre-harvest weed control; - spraying over the top of swaths or windrows..
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