North America Native Plant

Matson’s Brodiaea

Botanical name: Brodiaea matsonii

USDA symbol: BRMA7

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Matson’s Brodiaea: A Rare California Native Worth Protecting in Your Garden If you’re a gardener who loves rare native plants and wants to make a conservation impact right in your backyard, Matson’s brodiaea might just capture your heart. This diminutive California native bulb may be small in stature, but it’s ...

Rare plant alert!

Region: Conservation status by state

Status: S1: Status is uncertain but is somewhere between the following rankings: Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘

Matson’s Brodiaea: A Rare California Native Worth Protecting in Your Garden

If you’re a gardener who loves rare native plants and wants to make a conservation impact right in your backyard, Matson’s brodiaea might just capture your heart. This diminutive California native bulb may be small in stature, but it’s big on charm—and unfortunately, big on rarity too.

What Makes Matson’s Brodiaea Special?

Brodiaea matsonii, commonly known as Matson’s brodiaea, is a perennial bulb that’s as exclusive as it gets in the plant world. This little beauty produces clusters of blue to purple funnel-shaped flowers that dance on slender stems, creating a delicate display that’s both elegant and wild-looking. Think of it as nature’s own version of a boutique flower arrangement.

A True California Native

Matson’s brodiaea is a plant species native to the lower 48 States, but don’t let that broad description fool you—this plant is actually quite the homebody. It grows exclusively in California, making it a true Golden State endemic.

The Reality Check: This Plant is Critically Rare

Here’s where we need to have a serious conversation. Matson’s brodiaea has a Global Conservation Status of S1, which means it’s critically imperiled. With typically 5 or fewer occurrences and very few remaining individuals (less than 1,000), this plant is dancing dangerously close to extinction. This rarity status means that while growing it can be part of conservation efforts, you must only plant responsibly sourced material—never wild-collected specimens.

Why Grow Matson’s Brodiaea?

Despite—or perhaps because of—its rarity, there are compelling reasons to consider adding this plant to your garden:

  • You’ll be participating in conservation efforts by providing additional habitat
  • It’s perfectly adapted to California’s Mediterranean climate
  • The delicate flowers attract native bees and other small pollinators
  • It requires minimal water once established, making it ideal for drought-tolerant gardens
  • It adds authenticity to native California garden designs

Garden Design and Landscape Role

Matson’s brodiaea shines in native plant gardens, rock gardens, and naturalized areas where its subtle beauty can be appreciated up close. It’s perfect for Mediterranean-style landscapes and works wonderfully in drought-tolerant garden designs. Think of it as a supporting actor rather than the star—it provides texture and seasonal interest without overwhelming other plants.

Growing Conditions and Care

This California native is adapted to USDA hardiness zones 8-10 and thrives in conditions that mimic its natural habitat:

  • Soil: Well-draining soils are essential—soggy conditions will kill the bulbs
  • Sun exposure: Full sun to partial shade
  • Water: Minimal water needed; allow natural summer dormancy
  • Climate: Mediterranean climate with dry summers and mild, wet winters

Planting and Care Tips

Growing Matson’s brodiaea successfully requires understanding its natural cycle:

  • Plant bulbs in fall when the first rains arrive
  • Allow the plant to go completely dormant in summer—resist the urge to water
  • Provide excellent drainage year-round to prevent bulb rot
  • Mulch lightly to suppress weeds but don’t bury the bulbs too deeply
  • Be patient—like many bulbs, it may take time to establish

The Responsible Gardener’s Approach

If you decide to grow Matson’s brodiaea, please source your plants only from reputable native plant nurseries that propagate their own stock. Never collect from the wild, and consider joining or supporting organizations that work to protect rare California natives. Your garden can become a small but meaningful sanctuary for this critically imperiled species.

Remember, growing rare plants like Matson’s brodiaea isn’t just about adding something unique to your garden—it’s about becoming a steward of California’s irreplaceable botanical heritage. Every bulb grown in cultivation is potentially a lifeline for a species teetering on the edge of extinction.

Matson’s Brodiaea

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Liliidae

Order

Liliales

Family

Liliaceae Juss. - Lily family

Genus

Brodiaea Sm. - brodiaea

Species

Brodiaea matsonii R.E. Preston - Matson's brodiaea

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