Orange — Blood (Moro)

Citrus sinensis "Moro"

Mediterranean-origin orange whose flesh develops a deep red to maroon colour during cold winter nights.

Hardiness ratings

Orange — Blood (Moro) hardiness across the four zone systems
SystemRatingTemperature rangeHow to read it
USDA hardiness zone Zone 8–11 −12.2 °C to 10 °C Plant tolerates down to this zone
RHS hardiness rating H4 −10 °C to −5 °C Plant needs at least this level of cold tolerance
Canadian plant hardiness zone Zone 8–9 −7 °C and warmer Plant tolerates down to this zone
Australian (ANBG) zone Zone 4–7 0 °C and warmer Plant tolerates down to this zone

Growing notes

  • Anthocyanin pigment forms only with cold nights — colour is a seasonal indicator
  • Skipped or poor colour in mild winters; outstanding in Mediterranean climates

Pet caution: Orange — Blood (Moro) 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 Orange — Blood (Moro) against your zones

Reference

Orange — Blood (Moro) on Wikipedia