Weed treatment proposed for outstanding lake

Lake Kohangatera is to receive treatment to eliminate two new invasive weed species following surveys by NIWA after the aggressive exotic weeds Elodea canadensis and Egeria densa (Oxygen weed) were found in the uppermost reaches of Gollans Swamp. READ MORE
This entry was posted in chemical control, diquat, egeria densa, Elodea canadensis.