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Overwintering Pond Iris in Kansas: Which Varieties Survive?

Overwintering Pond Iris in Kansas

Kansas gardeners can successfully overwinter several water iris varieties right in the pond. Louisiana iris, Virginia iris, Iris pseudacorus, Siberian iris, and Japanese iris all tolerate Kansas winters when their rhizomes remain submerged. The key is to never leave rhizomes exposed to freezing air.

One gardener lost a prized 'Black Gamecock' Louisiana iris after digging it up for division and forgetting it over winter. The lesson: if you divide in fall, replant immediately so rhizomes stay protected in the mud.

Recommended Varieties for Kansas Ponds

  • Louisiana iris (e.g., 'Black Gamecock')
  • Virginia iris
  • Iris pseudacorus (yellow flag)
  • Siberian iris
  • Japanese iris

For local plants, visit Water's Edge near Lawrence (watersedge.com). Lotus also thrive in Kansas water gardens.

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