Quick answer: 27 native plants for wet soil and rain gardens are native to Wisconsin, 24 with a live listing as of 16 Sep 2026.
27 species
- Bloodroot Sanguinaria canadensis · 9 states
- Blue vervain Verbena hastata · 11 states
- Bur oak Quercus macrocarpa · 24 states
- Cardinal flower Lobelia cardinalis · 37 states
- Cinnamon fern Osmunda cinnamomea · 13 states
- Closed bottle gentian Gentiana andrewsii · 10 states
- Common buttonbush Cephalanthus occidentalis · 23 states
- Common ninebark Physocarpus opulifolius · 22 states
- Common winterberry Ilex verticillata · 10 states
- Cup plant Silphium perfoliatum · 17 states
- Eastern cottonwood Populus deltoides · 14 states
- Fall obedient plant Physostegia virginiana · 21 states
- Foxglove beardtongue Penstemon digitalis · 31 states
- Gray alder Alnus incana · 12 states
- Great blue lobelia Lobelia siphilitica · 32 states
- Green ash Fraxinus pennsylvanica · 23 states
- Highbush cranberry Viburnum opulus var. americanum · 8 states
- Jack-in-the-pulpit Arisaema triphyllum · 14 states
- Marsh marigold Caltha palustris · 8 states
- Quaking aspen Populus tremuloides · 24 states
- Silver maple Acer saccharinum · 18 states
- Swamp milkweed Asclepias incarnata · 25 states
- Tamarack Larix laricina · 10 states
- Virginia iris Iris virginica · 9 states
- White baneberry Actaea pachypoda · 16 states
- White meadowsweet Spiraea alba · 8 states
- White turtlehead Chelone glabra · 3 states