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North Dakota · Zones 3–4

Native Rain Garden Plants in North Dakota

Moisture-loving natives for rain gardens, pond edges, downspout basins, and the low spots that stay soggy after a storm. North Dakota sits in a landscape of Northern mixedgrass prairie & Drift Prairie, and the natives that thrive here are the ones built for its cold, semi-arid character. The list below — led by Spotted Joe-Pye Weed and Culver's Root — is filtered to species genuinely native to North Dakota and the wider flora of the Great Plains and hardy through zones 3–4. A rain garden catches roof and driveway runoff and lets it soak in instead of rushing to the storm drain, and these natives are built for that boom-and-bust of flood then dry. Put the most water-tolerant species in the wet center and the merely moisture-loving ones up on the sloped edges. Once established they handle both the standing water and the dry weeks between storms.

The plants

17 native species for North Dakota

Each one native to your region and hardy in zones 3–4 · see this collection in other states.

Perennial wildflower

Spotted Joe-Pye Weed

Eutrochium maculatum

Built for the wet center of a rain garden and the boom-and-bust of storm runoff, mauve-pink flowers, where it blooms Jul through Sep.

  • Full–part sun
  • Average–wet
  • 4–7 ft
  • Blooms Jul–Sep
Perennial wildflower

Culver's Root

Veronicastrum virginicum

Takes the wet center of a rain garden through flood and dry spell alike, 3–5 ft tall, where it blooms Jun through Aug.

  • Full–part sun
  • Average–wet
  • 3–5 ft
  • Blooms Jun–Aug
Perennial wildflower

Cup Plant

Silphium perfoliatum

For the wet center of a rain garden and damp low spots, yellow flowers, where it blooms Jul through Sep.

  • Full–part sun
  • Average–wet
  • 5–8 ft
  • Blooms Jul–Sep
Perennial wildflower

Golden Alexanders

Zizia aurea

Happy in the wet center of a rain garden and ground that stays soggy after a storm, hardy in zones 3–8, where it blooms Apr through Jun.

  • Full–part sun
  • Average–wet
  • 1.5–2.5 ft
  • Blooms Apr–Jun
Perennial wildflower

Dense Blazing Star

Liatris spicata

Built for the wet center of a rain garden and the boom-and-bust of storm runoff, good through zone 9, where it flowers in Jul and Aug.

  • Full sun
  • Average–wet
  • 2–4 ft
  • Blooms Jul–Aug
Small tree

Serviceberry

Amelanchier canadensis

Happy in the wet center of a rain garden and ground that stays soggy after a storm, white spring lace flowers, where it flowers in Apr and May.

  • Full–part sun
  • Average–wet
  • 15–25 ft
  • Blooms Apr–May
Perennial wildflower

New England Aster

Symphyotrichum novae-angliae

Built for the wet center of a rain garden and the boom-and-bust of storm runoff, happy in clay and loam soil, where it flowers in Sep and Oct.

  • Full–part sun
  • Average–wet
  • 3–5 ft
  • Blooms Sep–Oct
Perennial wildflower

Obedient Plant

Physostegia virginiana

Takes the wet center of a rain garden through flood and dry spell alike, pink flowers, where it flowers in Aug and Sep.

  • Full–part sun
  • Average–wet
  • 2–4 ft
  • Blooms Aug–Sep
Perennial wildflower

Swamp Milkweed

Asclepias incarnata

Happy in the wet center of a rain garden and ground that stays soggy after a storm, rose pink flowers, where it flowers in Jul and Aug.

  • Full–part sun
  • Average–wet
  • 3–4 ft
  • Blooms Jul–Aug
Perennial wildflower

Great Blue Lobelia

Lobelia siphilitica

Takes the wet center of a rain garden through flood and dry spell alike, 12–18 in wide, where it flowers in Aug and Sep.

  • Full–part sun
  • Average–wet
  • 2–3 ft
  • Blooms Aug–Sep
Shrub

Red-Twig Dogwood

Cornus sericea

Happy in the wet center of a rain garden and ground that stays soggy after a storm, happy in clay and loam soil, where it flowers in May and Jun.

  • Full–part sun
  • Average–wet
  • 6–9 ft
  • Blooms May–Jun
Shrub

Ninebark

Physocarpus opulifolius

Built for the wet center of a rain garden and the boom-and-bust of storm runoff, happy in clay, rocky, and loam soil, where it flowers in May and Jun.

  • Full–part sun
  • Dry to wet
  • 5–10 ft
  • Blooms May–Jun
Perennial wildflower

Common Boneset

Eupatorium perfoliatum

Happy in the wet center of a rain garden and ground that stays soggy after a storm, for clay and loam ground, where it flowers in Aug and Sep.

  • Full–part sun
  • Average–wet
  • 3–5 ft
  • Blooms Aug–Sep
Shrub

American Elderberry

Sambucus canadensis

Takes the wet center of a rain garden through flood and dry spell alike, reaching 6–12 ft, where it flowers in Jun and Jul.

  • Full–part sun
  • Average–wet
  • 6–12 ft
  • Blooms Jun–Jul
Perennial wildflower

Blue Vervain

Verbena hastata

Takes the wet center of a rain garden through flood and dry spell alike, 3–5 ft tall, where it blooms Jul through Sep.

  • Full–part sun
  • Average–wet
  • 3–5 ft
  • Blooms Jul–Sep
Ornamental grass

Switchgrass

Panicum virgatum

Happy in the wet center of a rain garden and ground that stays soggy after a storm, for sand, clay, and loam ground.

  • Full–part sun
  • Dry to wet
  • 3–6 ft
  • Fall color
Ornamental grass

Big Bluestem

Andropogon gerardii

Built for the wet center of a rain garden and the boom-and-bust of storm runoff, 4–7 ft tall.

  • Full sun
  • Dry to wet
  • 4–7 ft
  • Fall color
Sourcing

Where to find these in North Dakota

Seeds & live plants on Amazon

Seed packets, plugs, and starter plants for many of these species ship to your door.

Browse on Amazon

Some links here are affiliate links — we may earn a small commission at no extra cost to you. The surest source of locally-adapted stock is a native-plant nursery or a native plant society sale in your area.