Chocolate vine

Akebia quinata

Vigorous East Asian semi-evergreen climber with palmate leaves and unusual chocolate-scented dark purple flowers in spring. Edible (in the right region) pale-purple sausage-shaped fruit if both sexes pollinate.

Hardiness ratings

Chocolate vine hardiness across the four zone systems
SystemRatingTemperature rangeHow to read it
USDA hardiness zone Zone 5–9 −28.9 °C to −1.1 °C Plant tolerates down to this zone
RHS hardiness rating H6 −20 °C to −15 °C Plant needs at least this level of cold tolerance
Canadian plant hardiness zone Zone 6–8 −18 °C to −1 °C Plant tolerates down to this zone
Australian (ANBG) zone Zone 2–5 −10 °C to 10 °C Plant tolerates down to this zone

Growing notes

  • Plant against pergolas, trellises, and large fences — fast-growing and densely leafy
  • Distinct chocolate fragrance in flower — strongest in cool spring mornings
  • WARNING: Listed INVASIVE in parts of the eastern United States (banned in some states) — escapes gardens to smother native woodland understorey, do not plant in eastern North America
  • Within Europe and Australia (where it is not invasive), a useful evergreen climber

Categories

Related plants

Cross-check Chocolate vine against your zones

Reference

Chocolate vine on Wikipedia