Passionflower — Medicinal

Passiflora incarnata

Hardy native passionflower of the southeastern US, distinct from the edible passionfruit species. Aerial parts traditionally used for anxiety and insomnia.

Hardiness ratings

Passionflower — Medicinal 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 H7 down to −20 °C Plant needs at least this level of cold tolerance
Canadian plant hardiness zone Zone 5–9 −23 °C and warmer Plant tolerates down to this zone
Australian (ANBG) zone Zone 1–5 −15 °C to 10 °C Plant tolerates down to this zone

Growing notes

  • Different species from edible passionfruit (Passiflora edulis) — it is the aerial parts of P. incarnata that carry the studied medicinal activity
  • Hardy to zone 5 — far more cold-tolerant than the fruiting passionfruit
  • Always consult a qualified medical or herbal practitioner before using any plant medicinally

Categories

Related plants

Cross-check Passionflower — Medicinal against your zones

Reference

Passionflower — Medicinal on Wikipedia