A well-established, competitive canola crop may not need a second application of in-crop herbicide. When does a second pass make sense?

Fall can be an excellent time for weed control, especially perennials and winter annuals moving resources to their growing points and roots.

Canola plants are sensitive to off-target herbicide damage through herbicide carryover and sprayer contamination. This article has five sections to identify and avoid this damage. Herbicide carryover damage Canola injury from herbicide residue in the soil can occur in fields with a history of Group 2, 4, 5 and 14 herbicide applications.  Typical herbicide carryover symptoms in canola Situations that …

Manage herbicide-resistant kochia with effective tank mixes, patch mowing, combine weed-seed destroyers and fall Edge.

Integrated weed management practices can protect herbicide efficacy. This article describes three categories of IWM practices.

Pre-seed burnoff is a good way to remove perennial and winter annuals weeds that are growing quickly and taking up moisture and nutrients.

Early in-crop weed control will yield more than late control almost all the time. To err on the early side is the safest economic approach.

Tips for spraying after a frost, in the wind, in cool conditions, in dusty conditions, and before a rain.

If tissue damage is greater than 40 per cent of total leaf area, allow new leaves to grow before making herbicide applications.

Low-quality sprayer water reduces herbicide performance. Hard water ions, for example, tie up glyphosate molecules and make them ineffective.

Here are strategies to improve weed control results for each herbicide-tolerant (HT) canola system, including Roundup Ready, Liberty LInk and Clearfield.