Knotweed Doctor joins CHAS Post author:dan Post published:February 6, 2019 Post category:Uncategorized Knotweed Doctor is proud to join CHAS as part of our continued commitment to excellence and we believe there is always room for improvement. You Might Also Like Knotweed Doctor thinks it’s a swizz! March 31, 2019 Merry Christmas from Knotweed Doctor December 24, 2018 A happy Knotweed-free Year January 15, 2019