Release of weevil to control horsetail weed in RangitīkeiSUPPLIED The horsetail weevil, a European beetle, will combat field horsetail weeds in Rangitīkei. A weevil that attacks a weed toxic to horses is expected to get to the root of the problem when it is released in Rangitīkei. LAURA RICHARDS/STUFF Bulls farmer Alistair Robertson is part of the Rangitīkei Horsetail Group looking to control the weed. READ MORE: Release of weevil to control horsetail weed welcomedThough the weed dies off in winter, it has a large underground root system that makes it easy to regenerate and difficult to control. Davey said it was the first time weevils, imported from England, would be used to control horsetail, also from England, in New Zealand.

Source: Stuff March 03, 2018 01:30 UTC