Canola Weed Management<BR>consider herbicide residues from previous crop <BR>Envive  18 months <BR>Optimum Planting Date/Fertility <BR>Use Treflan if you can <BR>Clearfield canola + Beyond may be best overall option <BR>Critical period for weed control in canola is 4 leaf stage (17-38 DAP) <BR> <BR>