Jump to navigation
Skip to Content
The term 'residual' applies to a number of herbicides that have a long lasting activity in the soil. These herbicides are often applied directly to the soil prior to planting crops, pre-emergent.
Testing for herbicide susceptibility allows you to determine what herbicide options are still available to control weeds on your farm.
Doublegee or spiny emex is a significant weed in Western Australia. It is a vigorous annual herb with a strong tap root and a long, fleshy, hairless stem.