By James Ayles and Joseph Laws For Mailonline
Published: 18:00 BST, 7 May 2020 | Updated: 08:08 BST, 8 May 2020
A pair of labrador retrievers have been trained to sniff out one of Britain's most invasive plants.
Sniffer dogs Mack and Mick are thought to be the first dogs in the UK trained to find Japanese knotweed in both homes and gardens.
The pair take just minutes to work through a garden and will freeze once they identify the plant.
Mick and Mack are labrador retrievers trained especially to identify Japanese knotweed. The pair take just minutes to work through a garden
RFA Security, which trained the dogs, also supplies dogs to counter-terrorism authorities.
Weed removal firm Environet uses the dogs exclusively after finding them more effective than surveyors and charges £750 plus VAT for a