Native Plants

Silky Deerweed

Lotus procumbens

USDA symbol: LOPR3

perennial subshrub

Lower 48 states: native

If you’re a native plant enthusiast exploring California’s botanical treasures, you may have stumbled across silky deerweed (Lotus procumbens). This unassuming little perennial represents both the beauty and fragility of our native flora – it’s a plant that deserves our attention, but perhaps not a spot in every garden. Silky ...

Silky Deerweed may be listed as rare in your area.
Global Conservation Status

Status: S3? | Vulnerable: Found only in a restricted range (even if abundant at some locations). Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals.

Silky Deerweed: A Rare California Native Worth Protecting

If you’re a native plant enthusiast exploring California’s botanical treasures, you may have stumbled across silky deerweed (Lotus procumbens). This unassuming little perennial represents both the beauty and fragility of our native flora – it’s a plant that deserves our attention, but perhaps not a spot in every garden.

What is Silky Deerweed?

Silky deerweed is a native California perennial that belongs to the pea family. As a forb herb, it’s an herbaceous plant without woody stems, keeping its growing points at or below ground level to survive through the seasons. Like other members of the Lotus genus, it likely produces small, cheerful yellow flowers that resemble tiny sweet peas.

Where Does Silky Deerweed Grow?

This native beauty calls California home and appears to be endemic to the Golden State. However, its exact distribution within California remains somewhat mysterious, which brings us to an important consideration for gardeners.

  • Species observed
  • No observations

The Rarity Factor: Why Caution Matters

Here’s where things get interesting – and a bit concerning. Silky deerweed carries a Global Conservation Status of S3?, which indicates its conservation status is undefined but potentially vulnerable. This uncertainty suggests the plant may be uncommon or declining, making it a species that needs our protection rather than widespread cultivation.

What does this mean for you as a gardener? While supporting native plants is wonderful, rare species require special consideration.

Should You Plant Silky Deerweed?

The short answer is: proceed with extreme caution. Here’s why:

  • Rarity concerns: With an uncertain conservation status, this plant may be struggling in the wild
  • Limited availability: You’re unlikely to find this species at your local nursery
  • Sourcing challenges: Any plant material should come from ethical, conservation-minded sources
  • Ecological responsibility: Wild populations may be more important than garden specimens

If you’re absolutely determined to grow silky deerweed, only pursue it through reputable native plant societies or conservation organizations that can guarantee responsibly sourced material – never collect from wild populations.

Better Alternatives for Your Garden

Instead of potentially impacting wild populations of silky deerweed, consider these more common California native Lotus species:

  • Lotus scoparius (deerweed) – widely available and excellent for pollinators
  • Lotus argyraeus (silver lotus) – beautiful silvery foliage
  • Lotus purshianus (Spanish clover) – great groundcover option

The Pollinator Connection

Like its more common relatives, silky deerweed likely provides valuable nectar and pollen for native bees and butterflies. The pea family is known for supporting beneficial insects, making these plants valuable additions to pollinator gardens when grown responsibly.

Growing Conditions (If You Proceed)

While specific cultural information for silky deerweed is limited, most California native Lotus species prefer:

  • Well-draining soils
  • Full sun to partial shade
  • Mediterranean climate conditions
  • Minimal summer water once established

The Conservation Message

Sometimes the best way to love a plant is to admire it from afar. Silky deerweed serves as a reminder that not every native plant belongs in cultivation – some are more valuable left in their natural habitats where they can contribute to wild ecosystems and potentially recover their populations.

Instead of seeking out rare species, consider focusing your native gardening efforts on readily available plants that can provide similar ecological benefits without conservation concerns. Your garden can still support local wildlife while helping preserve California’s botanical heritage for future generations.

After all, the most sustainable garden is one that celebrates native plants responsibly, ensuring both our landscapes and wild spaces can thrive together.

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 procumbens (Greene) Greene - silky deerweed

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