Family: Iridaceae (eye-rid-AY-see-ay) (Info)
Genus: Iris (EYE-ris) (Info)
Species: x hollandica (hol-LAN-dee-kuh) (Info)
Cultivar: Delft Blue
 One vendor has this plant for sale.
Class:
Unknown - Tell us
Height:
Unknown - Tell us
Spacing:
Unknown - Tell us
Hardiness:
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)
Sun Exposure:
Full Sun
Sun to Partial Shade
Danger:
Unknown - Tell us
Bloom Color:
Medium Blue
Dark Blue
White/Near White
Bloom Time:
Extra early (EE)
Midseason (M)
Foliage:
Herbaceous
Other details:
Average Water Needs; Water regularly; do not overwater
Flowers are good for cutting
Soil pH requirements:
Unknown - Tell us
Propagation Methods:
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Seed Collecting:
Unknown - Tell us
Awards (if applicable):
Unknown - Tell us
| 
