Climbing perennial creeping herb <3m. Grows from short rhizomes with tuberous roots. Smallish glossy thin green leaves, alternate, broadly ovate, with sharp point. Small greenish-white flowers (Jul-Aug). Small sticky red berries.
Disturbed forest & margins, coastal areas, roadsides. Prefers fertile, well-drained, lightly-textured soils, tolerates all but wettest soils.
Seeds dispersed via birds, animals, machinery. Dumped tubers in garden refuse.
Out-competes other vegetation by forming pure colonies. Forms canopy over plants 2-3m high, even in shade. Serious threat to native plant communities. Particular threat to pohutukawa & kowhai.
Spray regrowth after 2 months. Follow up every winter until seed bank exhausted.
1. Grub out small scattered plants.
2. Weed wipe spring-early summer (300ml glyphosate/1L).
3. Spring-early summer, cut vines 60cm above ground, spray lightly, (200ml glyphosate + 20ml penetrant/10L) avoid runoff. Do not add penetrant when spraying against tree trunks.
Caution: when using any herbicide or pesticide PLEASE READ THE LABEL THOROUGHLY to ensure that all instructions and safety requirements are followed.