Control of perennial weeds such as docks, thistles and buttercups is easier and much more cost-effective in new-sown leys than spraying mature, fully established weeds a year later, according to Dr Nicola Perry, weed biology specialist for Corteva A
Sugar beet has now been planted and is starting to grow away.
Grassland represents a different spraying challenge to spraying arable crops, with travelling speed likely to be reduced.
A prolonged period of dry weather coupled with a significant switch to spring cropping is causing weed control programmes to change for farmers in south east England.
Buttercups emerge in April so this is the ideal month to target them. Often, the trigger for spraying a field of buttercups is once the farmer has noticed that the field has turned yellow as the buttercups flower. Best control of buttercups is achiev