Yuzu

Citrus junos

The most cold-hardy citrus of culinary significance — a Japanese mandarin × Ichang papeda hybrid with intensely fragrant zest used in ponzu and Japanese cuisine.

Hardiness ratings

Yuzu hardiness across the four zone systems
SystemRatingTemperature rangeHow to read it
USDA hardiness zone Zone 7–10 −17.8 °C to 4.4 °C Plant tolerates down to this zone
RHS hardiness rating H5 −15 °C to −10 °C Plant needs at least this level of cold tolerance
Canadian plant hardiness zone Zone 7–9 −12 °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

  • Tolerates -10 °C once established — extends citrus cultivation well beyond conventional limits
  • Highly thorny; aromatic zest more important than juice

Pet caution: Yuzu 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 Yuzu against your zones

Reference

Yuzu on Wikipedia