North America Native Plant

Oregon Bedstraw

Botanical name: Galium oreganum

USDA symbol: GAOR

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Galium kamtschaticum Steller ex Schult. & Schult. f. var. oreganum (Britton) Piper (GAKAO)   

Oregon Bedstraw: A Delicate Native Groundcover for Pacific Northwest Gardens If you’re looking for a charming native groundcover that won’t take over your garden but will quietly do its job with grace, let me introduce you to Oregon bedstraw (Galium oreganum). This understated perennial might not be the showiest plant ...

Oregon Bedstraw: A Delicate Native Groundcover for Pacific Northwest Gardens

If you’re looking for a charming native groundcover that won’t take over your garden but will quietly do its job with grace, let me introduce you to Oregon bedstraw (Galium oreganum). This understated perennial might not be the showiest plant in your garden, but it’s exactly the kind of reliable, eco-friendly workhorse that makes Pacific Northwest landscapes truly special.

What Makes Oregon Bedstraw Special?

Oregon bedstraw is a native perennial forb that calls the Pacific Coast home. As a member of the bedstraw family, it shares relatives with coffee plants, though don’t expect your morning brew from this delicate beauty! This low-growing plant reaches about one foot in height and spreads through underground rhizomes, creating a fine-textured carpet of green foliage topped with tiny, cheerful yellow flowers.

Where Oregon Bedstraw Grows Wild

This lovely native has made itself at home along the Pacific Coast, naturally occurring in California, Oregon, and Washington. It’s perfectly adapted to the unique climate conditions of this region, making it an ideal choice for gardeners who want to work with nature rather than against it.

Why Your Garden (and Local Wildlife) Will Love It

Oregon bedstraw brings several wonderful qualities to your landscape:

  • True native credentials: Supporting local ecosystems by choosing plants that naturally belong in your area
  • Pollinator magnet: Those tiny yellow flowers are perfect landing pads for small native bees and beneficial insects
  • Low maintenance: Once established, it requires minimal fussing
  • Rapid establishment: Quick to settle in and start doing its job
  • Fine texture contrast: Provides beautiful textural interest against bolder foliage plants

Perfect Garden Situations

Oregon bedstraw shines in several garden scenarios:

  • Woodland and shade gardens where it can carpet the forest floor
  • Native plant gardens focused on Pacific Northwest species
  • Naturalistic landscapes that mimic wild ecosystems
  • As an understory groundcover beneath taller native shrubs and trees
  • Rain gardens and areas with seasonal moisture

Growing Oregon Bedstraw Successfully

The beauty of native plants is that they’re already adapted to local conditions, and Oregon bedstraw is no exception. Here’s what this accommodating plant prefers:

Light Requirements: Oregon bedstraw is shade tolerant, making it perfect for those tricky spots under trees or on the north side of buildings where many plants struggle.

Soil Preferences: It adapts well to both fine and medium-textured soils, preferring slightly acidic to neutral conditions (pH 6.0-7.5). Good drainage is important, though it can handle some moisture.

Water Needs: Once established, this drought-sensitive plant prefers consistent moisture but doesn’t need excessive watering. It’s classified as having low moisture use, making it relatively water-wise.

Climate Considerations: Hardy in USDA zones 7-9, Oregon bedstraw can handle temperatures down to about -13°F. It needs at least 140 frost-free days and performs best in areas receiving 8-14 inches of annual precipitation.

Planting and Care Tips

Growing Oregon bedstraw from seed is your best bet, as it’s rarely available commercially. Here are some key tips for success:

  • Seed starting: Seeds require cold stratification, so either plant in fall or give them a cold treatment before spring sowing
  • Germination: With high seedling vigor, seeds should establish well once conditions are right
  • Spacing: Remember that this plant spreads via rhizomes, though at a slow rate, so give it room to develop
  • Timing: Plant in spring or fall when temperatures are moderate
  • Maintenance: Very low maintenance once established – just ensure adequate moisture during establishment

What to Expect Through the Seasons

Oregon bedstraw is most active during spring and summer, when it produces its cheerful yellow blooms in mid-summer. The flowers aren’t particularly showy, but they’re perfect for attracting small pollinators. Seeds develop from summer through fall, though they don’t persist long on the plant. The foliage remains porous year-round, creating an airy, delicate appearance.

The Bottom Line

Oregon bedstraw might not be the star of your garden show, but it’s definitely a valuable supporting player. If you’re gardening in the Pacific Northwest and want to create habitat for local wildlife while adding fine-textured groundcover to shaded areas, this native beauty deserves consideration. Just remember that finding seeds or plants might require some detective work, as it’s not commonly available commercially. But for dedicated native plant gardeners, the search is often half the fun!

By choosing Oregon bedstraw, you’re not just adding another plant to your garden – you’re helping to preserve and celebrate the unique flora that makes the Pacific Northwest such a special place to garden.

How

Oregon Bedstraw

Grows

Growing season

Spring and Summer

Lifespan

Short

Growth form & shape

Rhizomatous and Erect

Growth rate

Rapid

Height at 20 years
Maximum height

1.0

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

Low

Fire Resistant

Yes

Foliage Texture

Fine

Low-growing Grass

No

Resproutability

No

Coppice Ability

No

Bloat

None

Oregon Bedstraw

Growing Conditions

Adapted to Coarse Soil

No

Adapted to Medium Soil

Yes

Adapted to Fine Soil

Yes

Anaerobic tolerance

Medium

CaCO₃ tolerance

None

Cold Stratification

Yes

Drought tolerance

None

Nutrient requirement

Medium

Fire tolerance

Medium

Frost-free days minimum

140

Hedge tolerance

High

Moisture requirement

Low

pH range

6.0 to 7.5

Plants per acre
Precipitation range (in)

8 to 14

Min root depth (in)

6

Salt tolerance

None

Shade tolerance

Tolerant

Min temperature (F)

-13

Cultivating

Oregon Bedstraw

Flowering season

Mid Summer

Commercial availability

No Known Source

Fruit/seed abundance

Medium

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

756000

Seed spread rate

Rapid

Seedling vigor

High

Small grain

No

Vegetative spread rate

Slow

Oregon Bedstraw

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

Rubiales

Family

Rubiaceae Juss. - Madder family

Genus

Galium L. - bedstraw

Species

Galium oreganum Britton - Oregon bedstraw

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