Individual study: Comparison of two chemicals used to control Rhododendron ponticum at Blackhill, Dorset, England
Liley D. (2005) Comparison of two chemicals used to control Rhododendron ponticum at Blackhill, Dorset, England. Conservation Evidence, 2, 129-129
Two different herbicides were used to treat young Rhododendron ponticum plants on an area of heathland in June. Three months later, of 157 plants sprayed with Glyphagen (Roundup), all but 11 had died (93% kill rate), while of 161 plants sprayed with Garlon with additions of Mixture B (a wetting agent), all but five had died (97% kill rate).