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- This clump-forming perennial adds dramatic, sword-like, architectural foliage to garden borders. It pairs beautifully with other moisture-loving perennials like Astilbe, Rodgersia, and daylilies.
- Light: Requires full sun to partial shade.
- Soil: Thrives in fertile, damp, or moisture-retentive soil. It does exceptionally well in rain gardens, pond edges, or boggy areas.
- Water: Needs deep, regular watering during the growing season (it can even sit in standing spring water) but prefers slightly drier soil after it finishes blooming.
- Hardiness: Hardy down to at least 0°F, making it suitable for a variety of northern climates