North America Native Plant

White Prairie Clover

Botanical name: Dalea candida var. candida

USDA symbol: DACAC

Life cycle: perennial

Habit: subshrub

Native status: Native to Canada âš˜ Native to the lower 48 states  

Synonyms: Petalostemon candidus Michx. (PECA21)   

White Prairie Clover: A Native Gem for Low-Maintenance Gardens If you’re looking for a hardy, native plant that practically takes care of itself while feeding pollinators, white prairie clover might just be your new garden hero. This unassuming perennial packs a punch when it comes to ecological benefits, and it ...

White Prairie Clover: A Native Gem for Low-Maintenance Gardens

If you’re looking for a hardy, native plant that practically takes care of itself while feeding pollinators, white prairie clover might just be your new garden hero. This unassuming perennial packs a punch when it comes to ecological benefits, and it won’t demand much from you in return.

What is White Prairie Clover?

White prairie clover (Dalea candida var. candida) is a native North American perennial that belongs to the legume family. You might also see it listed under its scientific synonym, Petalostemon candidus. This sturdy little forb grows as a non-woody herb, meaning it dies back to the ground each winter and returns from its roots each spring.

Don’t let its humble appearance fool you – this plant is a powerhouse in the native plant world. It typically reaches about 2 feet tall and produces small, white, cylindrical flower clusters that may not be showy from a distance but are absolutely beloved by pollinators up close.

Where White Prairie Clover Calls Home

This native beauty has an impressive range across North America. You’ll find white prairie clover naturally occurring from the Canadian provinces of Alberta, Manitoba, Ontario, and Saskatchewan, all the way south through much of the central and eastern United States. Its distribution includes states from Alabama and Georgia in the southeast to North Dakota and Minnesota in the north, and from New Hampshire in the northeast to Texas in the southwest.

Why Your Garden Will Love White Prairie Clover

Here’s where white prairie clover really shines as a garden plant:

  • Low maintenance: Once established, it’s remarkably drought tolerant and requires minimal care
  • Nitrogen fixer: Like other legumes, it actually improves your soil by fixing nitrogen from the air
  • Pollinator magnet: Bees and butterflies flock to its summer blooms
  • Prairie authenticity: Perfect for prairie restorations and native plant gardens
  • Moderate growth: Won’t take over your garden but fills in nicely over time

Perfect Garden Scenarios

White prairie clover works beautifully in several garden styles:

  • Prairie and meadow gardens
  • Native plant landscapes
  • Pollinator gardens
  • Low-water or xeriscape designs
  • Naturalized areas where you want a wild look

Its multiple-stem, somewhat sprawling growth habit makes it an excellent choice for filling in gaps between showier plants or creating a natural ground cover effect.

Growing Conditions That Make It Happy

The great news about white prairie clover is that it’s quite adaptable. Here’s what it prefers:

  • Sunlight: Full sun is ideal, though it can tolerate some shade
  • Soil: Adaptable to coarse, medium, and fine-textured soils
  • pH: Thrives in slightly acidic to slightly alkaline soils (6.0-8.0)
  • Water: Medium moisture needs; drought tolerant once established
  • Climate: Hardy in USDA zones 3-8, tolerating temperatures as low as -38°F

This plant is remarkably unfussy about soil type, making it perfect for those challenging spots in your garden where other plants struggle.

Planting and Care Tips

Getting white prairie clover established is refreshingly straightforward:

  • Seeding: The most common propagation method is by seed – you’ll get about 278,000 seeds per pound!
  • Timing: Plant seeds in fall or early spring
  • Patience required: Seedling vigor is moderate, so don’t expect instant gratification
  • Minimal fertilizer: Thanks to its nitrogen-fixing ability, it doesn’t need rich soils
  • Hands-off approach: Once established, it rarely needs watering or fertilizing

The plant typically blooms in mid-summer, producing its characteristic white flower spikes that last through the season. Seeds develop from summer through fall, though they don’t persist long on the plant.

A Few Things to Keep in Mind

While white prairie clover is generally wonderful, there are a few considerations:

  • It has a relatively short lifespan for a perennial, so you may need to reseed periodically
  • The flowers aren’t particularly showy, so pair it with more colorful natives if you want visual impact
  • It spreads slowly, so don’t expect rapid coverage
  • Seeds can be slow to germinate and establish

The Bottom Line

White prairie clover is the kind of plant that makes native gardening seem effortless. It’s tough, beneficial to local wildlife, improves your soil, and asks for very little in return. While it may not be the star of your flower border, it’s the reliable supporting actor that makes everything else look better while doing important work behind the scenes.

If you’re building a native plant garden, restoring prairie habitat, or just want a low-maintenance plant that supports local pollinators, white prairie clover deserves a spot in your landscape. Your local bees and butterflies will thank you, and you’ll appreciate having one less plant to fuss over.

How

White Prairie Clover

Grows

Growing season

Spring and Summer

Lifespan

Short

Growth form & shape

Multiple Stem and Decumbent

Growth rate

Moderate

Height at 20 years
Maximum height

2.0

Foliage color

Green

Summer foliage density

Porous

Winter foliage density

Porous

Foliage retention

No

Flowering

No

Flower color

White

Fruit/seeds

No

Fruit/seed color

Brown

Allelopath

No

Nitrogen fixing

High

Toxic

Slight

C:N Ratio

Medium

Fire Resistant

No

Foliage Texture

Coarse

Low-growing Grass

No

Resproutability

No

Coppice Ability

No

Bloat

Low

White Prairie Clover

Growing Conditions

Adapted to Coarse Soil

Yes

Adapted to Medium Soil

Yes

Adapted to Fine Soil

Yes

Anaerobic tolerance

None

CaCO₃ tolerance

Medium

Cold Stratification

No

Drought tolerance

Medium

Nutrient requirement

Medium

Fire tolerance

Medium

Frost-free days minimum

90

Hedge tolerance
Moisture requirement

Medium

pH range

6.0 to 8.0

Plants per acre
Precipitation range (in)

12 to 20

Min root depth (in)

14

Salt tolerance

Low

Shade tolerance

Intermediate

Min temperature (F)

-38

Cultivating

White Prairie Clover

Flowering season

Mid Summer

Commercial availability

Routinely Available

Fruit/seed abundance

Low

Fruit/seed season

Summer to Fall

Fruit/seed persistence

No

Propagated by bare root

No

Propagated by bulb

No

Propagated by container

No

Propagated by corm

No

Propagated by cuttings

No

Propagated by seed

Yes

Propagated by sod

No

Propagated by sprigs

No

Propagated by tubers

No

Seed per pound

278000

Seed spread rate

Slow

Seedling vigor

Medium

Small grain

No

Vegetative spread rate

None

White Prairie Clover

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Fabales

Family

Fabaceae Lindl. - Pea family

Genus

Dalea L. - prairie clover

Species

Dalea candida Michx. ex Willd. - white prairie clover

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA