On pages 38-39 this week, Siobhán Walsh makes a case for making blackgrass a noxious weed. The Minister for Agriculture can announce a noxious weed at any time, which would make you wonder why this hasn’t been done already.

Blackgrass is a highly invasive grass weed which risks making tillage land unworkable for crop production as there is often no herbicide available to control it due to resistance, apart from glyphosate – and even that is coming under pressure.