| Siberian Iris | |
| Iris |
| Classification: | Pacific Coast |
| Bloom Season: | Very Very Late |
| Life cycle: | Perennial |
| Minimum cold hardiness: | Zone 7a -17.8 °C (0 °F) to -15 °C (5 °F) |
| Maximum recommended zone: | Zone 4a |
| Flowers: | Blooms on old wood |
| Conservation status: | Critically Endangered (CR) |
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