| Iris | |
| Japanese Iris | |
| Japanese Water Iris | |
| Japanese Flag | |
| Russian Iris | |
| Hanashobu |
| Classification: | Japanese (Ensata) |
| Life cycle: | Other |
| Sun Requirements: | Full Shade |
| Water Preferences: | In Water Dry Mesic |
| Soil pH Preferences: | Extremely acid (3.5 – 4.4) |
| Minimum cold hardiness: | Zone 4a -34.4 °C (-30 °F) to -31.7 °C (-25 °F) |
| Maximum recommended zone: | Zone 5b |
| Flowers: | Nocturnal |
| Underground structures: | Tuber |
| Wildlife Attractant: | Bees |
| Propagation: Seeds: | Scarify seeds Sow in situ |
| Propagation: Other methods: | Cuttings: Cane |
| Pollinators: | Other |
| Conservation status: | Least Concern (LC) |
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