USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
Parentage: M 629-a: (1974 #16, Unknown, x K 872-a: (C 1365-2 x Craig #37)) x R 589-a: ((C 738-a: (Burnished Gold x Bayadere) x E 1068-a: ...Read More
Harvest King is a good grower, with large blooms on exceptionally thick, husky stalks.
38" ML
No picture can truely show the interesting color of this iris. It has good sized flowers and grows well here in Virginia....Read More
Awards: American Iris Society Honorable Mention '94