Hemlock (Conium macultum)
Hemlock
An erect annual or biennial herb, up to three metres tall. The leaves are 50cm long, glossy green and fernlike, and carried on hollow hairless stems marked with purple blotches. Hemlock has a long, branched taproot. It forms white flowers in dense umbels on the ends of stems, followed by white or grey fruit in autumn.
Treatment methods
- Dig out.
- Spray: glyphosate, Tordon BK, Grazon or Escort at label rates.