Common names:
Standard Dwarf Bearded Iris
Iris

Data specific to Irises (Edit)
Classification:Dutch, Spanish and English
Bloom Season:Very Late
Bloom Color Classification:Black
Violet
Awards:Cook-Douglas Medal: 3991

General Plant Information (Edit)
Life cycle:Biennial
Sun Requirements:Full Shade
Soil pH Preferences:Slightly acid (6.1 – 6.5)
Neutral (6.6 – 7.3)
Moderately alkaline (7.9 – 8.4)
Minimum cold hardiness:Zone 4a -34.4 °C (-30 °F) to -31.7 °C (-25 °F)
Maximum recommended zone:Zone 6a
Flowers:Fragrant
Underground structures:Corm
Propagation: Seeds:Sow in situ
Propagation: Other methods:Bulbs
Conservation status:Critically Endangered (CR)

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