North America Native Plant

Largeflower Hawksbeard

Botanical name: Crepis occidentalis

USDA symbol: CROC

Life cycle: annual

Habit: forb

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

Largeflower Hawksbeard: A Hardy Native Wildflower for Low-Maintenance Gardens If you’re looking for a cheerful, low-maintenance native wildflower that won’t demand much attention, largeflower hawksbeard (Crepis occidentalis) might just be your new garden companion. This unassuming little forb packs a punch with bright yellow blooms and an easygoing attitude that ...

Largeflower Hawksbeard: A Hardy Native Wildflower for Low-Maintenance Gardens

If you’re looking for a cheerful, low-maintenance native wildflower that won’t demand much attention, largeflower hawksbeard (Crepis occidentalis) might just be your new garden companion. This unassuming little forb packs a punch with bright yellow blooms and an easygoing attitude that makes it perfect for gardeners who want native beauty without the fuss.

What Is Largeflower Hawksbeard?

Largeflower hawksbeard is a native North American wildflower that belongs to the sunflower family. Despite its somewhat intimidating botanical name, this plant is actually quite humble in stature. It’s classified as a forb – basically a non-woody plant that stays relatively low to the ground and produces those lovely yellow daisy-like flowers that pollinators absolutely adore.

This hardy little plant can behave as either an annual or perennial, depending on growing conditions. It typically reaches about 0.9 feet tall and forms a low, spreading growth pattern that makes it excellent ground cover for naturalized areas.

Where Does It Call Home?

Largeflower hawksbeard is a true western native, naturally occurring across a impressive range that includes Alberta, British Columbia, Saskatchewan in Canada, and extends south through Arizona, California, Colorado, Idaho, Montana, Nebraska, Nevada, New Mexico, North Dakota, Oregon, South Dakota, Utah, Washington, and Wyoming in the United States. This wide distribution tells us something important: this plant is adaptable and tough!

Why Your Garden Will Love It

There are several compelling reasons to consider adding largeflower hawksbeard to your landscape:

  • Native credentials: As a true native, it supports local ecosystems and requires fewer resources than non-native alternatives
  • Pollinator magnet: Those bright yellow composite flowers are like little landing pads for bees, butterflies, and other beneficial insects
  • Drought tolerance: Once established, it can handle dry conditions with minimal watering
  • Low maintenance: This isn’t a plant that will demand constant attention or pampering
  • Rapid regrowth: If it gets damaged or cut back, it bounces back quickly

Perfect Garden Situations

Largeflower hawksbeard shines in several garden settings:

  • Native plant gardens: A natural choice for authentic regional landscapes
  • Xeriscapes: Its drought tolerance makes it ideal for water-wise gardening
  • Wildflower meadows: Adds cheerful yellow blooms to naturalized areas
  • Prairie restorations: Helps recreate authentic grassland ecosystems
  • Rock gardens: Adapts well to well-draining, challenging conditions

Growing Conditions and Hardiness

The beauty of largeflower hawksbeard lies in its adaptability. This plant is remarkably unfussy about soil types, thriving in coarse, medium, or fine-textured soils. It prefers full sun conditions and won’t tolerate shade well, so make sure to plant it where it can soak up those rays.

Here are the key growing requirements:

  • Hardiness zones: Approximately 3-8, handling temperatures as low as -23°F
  • Soil pH: Adaptable to slightly acidic to neutral soils (5.7-7.5)
  • Moisture: Low water needs once established, but needs 12-20 inches annual precipitation
  • Drainage: Well-draining soil is essential – it won’t tolerate waterlogged conditions
  • Sun exposure: Full sun required

Planting and Care Tips

Getting largeflower hawksbeard established is refreshingly straightforward:

  • Seed starting: Direct seed in fall or early spring – no cold stratification required
  • Seeding rate: With about 800,000 seeds per pound, a little goes a long way
  • Germination: Seeds have medium vigor and moderate spread rate
  • Establishment: Needs at least 110 frost-free days to complete its cycle
  • Maintenance: Minimal care required once established – just occasional watering during extreme drought

The plant blooms in late spring, producing its cheerful yellow flowers when many other wildflowers are just getting started. Seeds develop through spring and summer, ensuring the next generation.

A Few Things to Keep in Mind

While largeflower hawksbeard is generally wonderful, there are a few considerations:

  • It’s not currently available from commercial sources, so you’ll need to source seeds from specialty native plant suppliers
  • The plant doesn’t have significant fire resistance, so consider placement in fire-prone areas
  • Seeds don’t persist long-term, so natural reseeding depends on favorable conditions

The Bottom Line

Largeflower hawksbeard may not be the flashiest plant in your garden, but it’s exactly the kind of reliable, eco-friendly performer that forms the backbone of great native landscapes. Its cheerful yellow blooms, drought tolerance, and pollinator appeal make it a smart choice for gardeners who want to support local ecosystems while keeping maintenance to a minimum. Plus, there’s something deeply satisfying about growing a plant that truly belongs in your corner of the world.

How

Largeflower Hawksbeard

Grows

Growing season

Spring and Summer

Lifespan

Moderate

Growth form & shape

Single Crown and Prostrate

Growth rate

Moderate

Height at 20 years
Maximum height

0.9

Foliage color

Green

Summer foliage density

Porous

Winter foliage density

Porous

Foliage retention

No

Flowering

Yes

Flower color

Yellow

Fruit/seeds

No

Fruit/seed color

Brown

Allelopath

No

Nitrogen fixing

None

Toxic

None

C:N Ratio

Medium

Fire Resistant

No

Foliage Texture

Coarse

Low-growing Grass

No

Resproutability

No

Coppice Ability

No

Bloat

None

Largeflower Hawksbeard

Growing Conditions

Adapted to Coarse Soil

Yes

Adapted to Medium Soil

Yes

Adapted to Fine Soil

Yes

Anaerobic tolerance

None

CaCO₃ tolerance

Low

Cold Stratification

No

Drought tolerance

Medium

Nutrient requirement

Low

Fire tolerance

High

Frost-free days minimum

110

Hedge tolerance

None

Moisture requirement

Low

pH range

5.7 to 7.5

Plants per acre
Precipitation range (in)

12 to 20

Min root depth (in)

8

Salt tolerance

Low

Shade tolerance

Intolerant

Min temperature (F)

-23

Cultivating

Largeflower Hawksbeard

Flowering season

Late Spring

Commercial availability

No Known Source

Fruit/seed abundance

Medium

Fruit/seed season

Spring to Summer

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

800000

Seed spread rate

Moderate

Seedling vigor

Medium

Small grain

No

Vegetative spread rate

None

Largeflower Hawksbeard

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Crepis L. - hawksbeard

Species

Crepis occidentalis Nutt. - largeflower hawksbeard

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