Water Plants
Iris (Louisiana Group)
Louisiana iris assortment
Louisiana irises combine upright sword-shaped foliage with broad spring flowers in many colors. They grow in wet garden beds as well as pond-edge containers; flower color and mature size depend on the selection available.
At a glance
- Sun
- Full sun to part shade
- Pond placement
- Wet bed, bog or shallow pond margin.
- Water depth
- For aquatic culture, place the pot rim a few inches below the surface.
- Winter care
- Keep a mulch over exposed rhizomes in cold climates; do not let the root zone dry out.
- Water
- Moist to wet soil
- Bloom
- Spring; color varies.
Measure from the pot rim to the water surface, not the pond floor.
Sizes & prices
- #1.5$22.99
Catalog updated September 8, 2026. This is not a live stock count; please call to confirm availability and price.
Ask about this plantSelect a section to expand.
Resistance & tolerances
- Wet soil
- Well suited to wet beds and shallow-water culture.
Native range
- Native range / parentage
- Garden selections derived from southeastern U.S. native iris species.
Water garden care
- Planting method
- Aquatic basket for pond-edge planting; keep spreading roots contained.
- Watering
- Do not let plants dry out during growth.
- Division
- Divide crowded clumps in late summer, rather than immediately after bloom. Keep replanted rhizomes moist.
- Selection
- Choose the plant tag for cultivar-specific size and hardiness.
- Size & habit
- Height and clump size vary by cultivar.
Sources & photo credits
Photo: Derek Ramsey (Ram-Man) and Chanticleer Garden · CC BY-SA 3.0
Size & selection: Height and clump size vary with the selection; choose a named cultivar to match your pond or bed.
Reviewed September 27, 2026. Growing conditions vary by location.