Species Iris, Black Iris, Sino-Siberian Iris
Iris chrysographes
Family: | Iridaceae (eye-rid-AY-see-ee) (Info) |
Genus: | Iris (EYE-ris) (Info) |
Species: | chrysographes (kris-oh-GRAF-ees) (Info) |
Synonym: | Iris dykesii |
Synonym: | Limniris chrysographes |
Synonym: | Limniris dykesii |
Class:
Species (SPEC)
Height:
18-24 in. (45-60 cm)
Spacing:
15-18 in. (38-45 cm)
Hardiness:
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)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Sun Exposure:
Full Sun
Danger:
Parts of plant are poisonous if ingested
Bloom Color:
Medium Purple
Dark Purple/Black
Bloom Time:
Late Midseason (MLa)
Foliage:
Herbaceous
Other details:
Soil pH requirements:
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information:
Non-patented
Propagation Methods:
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
Seed Collecting:
Allow pods to dry on plant; break open to collect seeds
Awards (if applicable):
Award of Merit
Foliage Color:
Bloom Characteristics:
Water Requirements:
Average Water Needs; Water regularly; do not overwater
Where to Grow:
Regional
This plant is said to grow outdoors in the following regions:
Los Angeles, California
Peoria, Illinois
Nicholasville, Kentucky
Cedar Springs, Michigan
Eveleth, Minnesota
Corning, Ohio
Sherwood, Oregon
Tangent, Oregon
Seattle, Washington
Sumas, Washington
Vader, Washington
show allGardeners' Notes:
Rating | Content |
---|---|
Positive | On Jun 2, 2011, braun06 from Irving, TX (Zone 8a) wrote: The flower is generally black for all intents and purposes. You notice it has some slight purple coloring within 10' but its very dark. From far it is black and as a cut flower indoors it will be black. It has no fragrance for me. |