Blackberry Rubus fruticosus

Blackberry will become weaker as the canopy of native trees develops, however, in order to clear an area for planting:

Control: Spray (summer-autumn, before leaves become brittle): metsulfuron-methyl 600g/kg (Escort or Associate)(7.5g/15L) or Tordon Brushkiller (60ml/15L) or triclopyr 600 EC (Grazon)