NW IA | roundup - 5/15/2024 20:03
It is nearly invincible, alive since the age of the dinosaurs. Kill it by draining your soil. Universities have also put out guides on chemical control for Field Horsetail (possibly Sedgehammer), which is very difficult to achieve.
Yes I've found out it's invincible. Can't fix drainage as it's on the tops of 2 hills. Probably the driest parts of the field. |