Native Plants

Balsam Bird’s-foot Trefoil

Lotus stipularis var. stipularis

USDA symbol: LOSTS

perennial forb

Lower 48 states: native

If you’re looking to add a touch of wild California charm to your garden, let me introduce you to a delightful native wildflower that deserves more attention: balsam bird’s-foot trefoil (Lotus stipularis var. stipularis). This unassuming perennial might not have the flashiest name, but it’s a true treasure for gardeners ...

Balsam Bird’s-foot Trefoil may be listed as rare in your area.
Global Conservation Status

Status: S5T3T4 | Secure: At low or no risk of extinction in the area due to an extensive range, abundant populations, and with little to no concern of declines or threats.

Balsam Bird’s-Foot Trefoil: A Hidden Gem for California Native Gardens

If you’re looking to add a touch of wild California charm to your garden, let me introduce you to a delightful native wildflower that deserves more attention: balsam bird’s-foot trefoil (Lotus stipularis var. stipularis). This unassuming perennial might not have the flashiest name, but it’s a true treasure for gardeners who appreciate the subtle beauty of native plants.

What Makes This Plant Special?

Balsam bird’s-foot trefoil is a native California and Oregon perennial that belongs to the pea family. As a forb (that’s botanist-speak for a non-woody flowering plant), it forms low-growing clumps that produce charming yellow flowers from spring through summer. The plant gets its whimsical common name from its distinctive seed pods, which supposedly resemble a bird’s foot when they split open.

This native beauty has quite the collection of historical names too – botanists have called it everything from Hosackia stipularis to Lotus balsamiferus over the years. But don’t let the name confusion fool you; this is one consistent performer in the right conditions.

Where Does It Call Home?

You’ll find balsam bird’s-foot trefoil growing naturally in California and Oregon, particularly in coastal regions and foothills. It’s perfectly adapted to the Mediterranean climate of the Pacific Coast, making it an excellent choice for gardeners in these areas who want to work with nature rather than against it.

  • Species observed
  • No observations

Why Consider Growing It?

Here are some compelling reasons to give this native plant a spot in your garden:

  • True California native: Support local ecosystems by growing plants that belong here
  • Pollinator magnet: Those cheerful yellow flowers attract native bees and butterflies
  • Low maintenance: Once established, it’s quite drought-tolerant
  • Ground cover potential: Perfect for naturalizing areas or filling in wildflower meadows
  • Perennial persistence: Comes back year after year with minimal fuss

A Word About Rarity

Before you rush out to find this plant, there’s something important to know: balsam bird’s-foot trefoil has a conservation status that suggests it’s not as common as it once was. If you’re interested in growing it, please make sure you source it from reputable native plant nurseries that propagate their plants responsibly rather than collecting from wild populations.

Growing Conditions and Care

The good news is that this native is relatively easy to please if you can provide the right conditions:

  • Sunlight: Full sun to partial shade
  • Soil: Well-draining soils (it doesn’t like wet feet)
  • Water: Moderate water during establishment, then drought-tolerant
  • Hardiness: Best suited for USDA zones 8-10
  • Best planting time: Fall, to take advantage of winter rains

Design Ideas and Garden Roles

Balsam bird’s-foot trefoil shines in several garden settings:

  • Native plant gardens: A must-have for authentic California landscapes
  • Wildflower meadows: Let it naturalize with other native grasses and forbs
  • Wildlife gardens: The flowers feed pollinators, and the seeds may attract birds
  • Restoration projects: Excellent for stabilizing soil and supporting native ecosystems

The Bottom Line

While balsam bird’s-foot trefoil might not be the showiest plant in your garden, it offers something equally valuable: authenticity. This is a plant that truly belongs in California and Oregon landscapes, supporting local wildlife while requiring minimal resources once established. If you can find it from a responsible source, it’s definitely worth considering for your native plant collection.

Just remember to be patient with establishment and resist the urge to overwater – this California native appreciates a more hands-off approach once it settles in. After all, it’s been thriving in these conditions long before any of us started gardening!

Lotus stipularis var. stipularis is also known as...

Often we refer to plants by their common names. When shopping for plants the scientific name is the best way to positively identify the plant species you desire. But some plants have more than one name! While it doesn't happen often, nurseries might display one name while you're searching for another. Lotus stipularis var. stipularis is also known as:

Hosackia stipularis | USDA symbol: HOST5
Hosackia stipularis ssp. balsamifera | USDA symbol: HOSTB
Lotus balsamiferus | USDA symbol: LOBA

Why do some plants have more than one name? Over time plant species may be renamed for a few reasons:

  1. Botanists in different regions named the same plant without knowing it had already been classified.
  2. A species was reclassified after scientific advances in, for example, DNA analysis.
  3. Slight variations within a species are sometimes mistakenly identified as entirely new species.

Classification

Group: Dicot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Subclass: Rosidae
Order: Fabales
Family: Fabaceae Lindl. - Pea family
Genus: Lotus L. - trefoil

Species: Lotus stipularis (Benth.) Greene - balsam bird's-foot trefoil

Variety: Lotus stipularis (Benth.) Greene var. stipularis - balsam bird's-foot trefoil

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