Spiral ginger

Like: 
1
Edible: 
yes
Dynamic Accumulator: 
no
Perennial: 
no

Hardiness:

  • USDA Zone 8b: to -9.4 °C (15 °F)
  • USDA Zone 9a: to -6.6 °C (20 °F)
  • USDA Zone 9b: to -3.8 °C (25 °F)
  • USDA Zone 10a: to -1.1 °C (30 °F)
  • USDA Zone 10b: to 1.7 °C (35 °F)
Botanical name: 
Costus barbatus
Comment: 
Flower edible