North America Native Plant

Davidson’s Bird’s-foot Trefoil

Botanical name: Lotus nevadensis var. davidsonii

USDA symbol: LONED2

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Hosackia sulphurea (Greene) Abrams (HOSU2)  âš˜  Lotus davidsonii Greene (LODA4)   

Davidson’s Bird’s-Foot Trefoil: A Charming California Native for Your Garden If you’re looking to add a touch of California’s natural beauty to your landscape while supporting local wildlife, Davidson’s bird’s-foot trefoil (Lotus nevadensis var. davidsonii) might just be the perfect addition to your native plant collection. This delightful perennial brings ...

Davidson’s Bird’s-Foot Trefoil: A Charming California Native for Your Garden

If you’re looking to add a touch of California’s natural beauty to your landscape while supporting local wildlife, Davidson’s bird’s-foot trefoil (Lotus nevadensis var. davidsonii) might just be the perfect addition to your native plant collection. This delightful perennial brings both ecological value and understated charm to gardens throughout the Golden State.

Meet This California Original

Davidson’s bird’s-foot trefoil is a true California native, found exclusively within the state’s diverse landscapes. As a member of the legume family, this herbaceous perennial shares its garden space with other beloved natives while offering its own unique contribution to the ecosystem. You might also encounter this plant listed under its synonyms Hosackia sulphurea or Lotus davidsonii in older botanical references.

This charming forb grows as a non-woody plant, meaning it lacks the thick, woody stems of shrubs and trees. Instead, it produces delicate foliage and flowers that emerge from buds at or below ground level each growing season.

Why Your Garden Will Love This Native

There are several compelling reasons to consider adding Davidson’s bird’s-foot trefoil to your landscape:

  • True California heritage: As a native species, it’s perfectly adapted to local climate conditions and supports regional wildlife
  • Pollinator magnet: The small, bright yellow pea-like flowers attract native bees and other beneficial pollinators
  • Low-maintenance appeal: Once established, this perennial requires minimal care and water
  • Naturalistic beauty: Perfect for creating authentic California wildflower meadows and native plant gardens
  • Drought tolerance: Ideal for water-wise landscaping projects

Perfect Garden Companions and Landscape Roles

Davidson’s bird’s-foot trefoil shines in several garden settings. It’s particularly well-suited for native California gardens, where it can mingle with other indigenous plants to create authentic local ecosystems. The plant works beautifully in drought-tolerant landscapes, serving as an excellent ground cover option that doesn’t require constant irrigation.

Consider incorporating this native into wildflower meadow plantings, where its delicate yellow blooms can dance alongside other California wildflowers. It also makes a lovely addition to naturalistic landscape designs that aim to recreate the beauty of California’s natural habitats.

Growing Davidson’s Bird’s-Foot Trefoil Successfully

The good news for gardeners is that this California native is relatively easy to grow, especially when you work with its natural preferences:

Climate and Hardiness

This plant thrives in USDA hardiness zones 8-10, making it suitable for most of California’s diverse climate regions. Its natural adaptation to California conditions means it can handle the state’s characteristic dry summers and mild, wet winters.

Site Selection and Soil

Choose a location with well-draining soil, as this native doesn’t appreciate waterlogged conditions. Full sun to partial shade locations work well, giving you flexibility in garden placement. The plant is quite adaptable to different soil types, as long as drainage is adequate.

Planting and Care Tips

  • Water wisely: Provide regular water during the first growing season to help establish roots, then reduce watering significantly
  • Embrace the drought: Once established, this plant thrives with minimal supplemental irrigation
  • Light pruning: Occasional deadheading and light pruning can help maintain plant shape and encourage continued blooming
  • Patience pays: Allow the plant time to establish its root system for best long-term performance

Supporting California’s Natural Heritage

By choosing Davidson’s bird’s-foot trefoil for your garden, you’re doing more than just adding another pretty plant to your landscape. You’re participating in the preservation of California’s botanical heritage and creating habitat for the native wildlife that depends on indigenous plants. The nectar-rich flowers provide food for pollinators, while the overall plant structure offers shelter and nesting opportunities for beneficial insects.

This understated native proves that you don’t need flashy, exotic plants to create a beautiful and meaningful garden. Sometimes the most rewarding choices are the ones that connect us directly to the natural world right outside our doors.

Davidson’s Bird’s-foot Trefoil

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

Lotus L. - trefoil

Species

Lotus nevadensis (S. Watson) Greene - Nevada 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