Potato vine

Solanum laxum

Vigorous scrambling South American climber with abundant clusters of small white-and-yellow potato-family flowers throughout the warm months. Excellent rapid screen for mild-climate gardens.

Hardiness ratings

Potato vine hardiness across the four zone systems
SystemRatingTemperature rangeHow to read it
USDA hardiness zone Zone 9–11 −6.7 °C to 10 °C Plant tolerates down to this zone
RHS hardiness rating H3 −5 °C to 1 °C Plant needs at least this level of cold tolerance
Canadian plant hardiness zone Zone 9 −1 °C and warmer Plant tolerates down to this zone
Australian (ANBG) zone Zone 3–6 −5 °C to 15 °C Plant tolerates down to this zone

Growing notes

  • Native to Brazil, Paraguay, and Argentina
  • Often listed under its older name Solanum jasminoides
  • WARNING: All parts mildly toxic — potato-family alkaloids, do not eat any part
  • Vigorous — capable of 6 m of growth, can become weedy in mild-climate regions, monitor and contain

Pet caution: Potato vine is listed as potentially harmful to cats and/or dogs. Keep pets from grazing on it, and contact a vet if you suspect your animal has eaten some.

Categories

Related plants

Cross-check Potato vine against your zones

Reference

Potato vine on Wikipedia