North America Native Plant

Hoskett Meadows Lupine

Botanical name: Lupinus culbertsonii culbertsonii

USDA symbol: LUCUC

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Lupinus lepidus Douglas ex Lindl. var. culbertsonii (Greene) C.P. Sm. (LULEC5)   

Hoskett Meadows Lupine: A Rare California Native Worth Protecting Meet the Hoskett Meadows lupine (Lupinus culbertsonii culbertsonii), a stunning but elusive member of California’s high-altitude flora. This perennial wildflower might not be as well-known as its showier lupine cousins, but it holds a special place in the Golden State’s native ...

Rare plant alert!

Region: Conservation status by state

Status: S3?T2: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Subspecies or variety is imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘ Vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals ⚘

Hoskett Meadows Lupine: A Rare California Native Worth Protecting

Meet the Hoskett Meadows lupine (Lupinus culbertsonii culbertsonii), a stunning but elusive member of California’s high-altitude flora. This perennial wildflower might not be as well-known as its showier lupine cousins, but it holds a special place in the Golden State’s native plant community—and for good reason.

A True California Original

The Hoskett Meadows lupine is a proud California native, found exclusively within the state’s borders. This herbaceous perennial forb belongs to the pea family and showcases the classic lupine characteristics we’ve come to love: distinctive palmate leaves and elegant flower spikes that rise above the foliage like nature’s own exclamation points.

Unlike some of its more widespread relatives, this lupine has chosen to make its home in California’s high-elevation meadows and alpine areas, where cooler temperatures and specific soil conditions create the perfect recipe for its survival.

Beauty in Rarity

Here’s where things get important: the Hoskett Meadows lupine carries a Global Conservation Status of S3?T2, which signals that this plant is considered rare. While the exact definition may be somewhat unclear (hence the question mark), this status tells us we’re dealing with a species that deserves our respect and careful consideration.

The plant produces lovely spikes of blue to purple pea-like flowers that would make any wildflower enthusiast’s heart skip a beat. Its palmate leaves create attractive foliage texture even when the plant isn’t in bloom, making it a year-round garden asset—if you can provide the right conditions.

Should You Plant It?

The short answer: Only if you can source it responsibly and provide the specialized conditions it needs.

Given its rarity status, we strongly recommend that anyone interested in growing Hoskett Meadows lupine should:

  • Source plants or seeds only from reputable native plant nurseries that propagate rather than wild-collect
  • Never collect from wild populations
  • Consider it only if you live in or can recreate high-elevation California conditions
  • Support conservation efforts for this special species

Growing Conditions: Not for Beginners

Let’s be honest—this isn’t your typical garden-center lupine. The Hoskett Meadows lupine has evolved in California’s high-elevation meadows, which means it has very specific needs that can be challenging to meet in typical garden settings.

While specific growing requirements aren’t well-documented for home gardeners, we can infer from its native habitat that it likely prefers:

  • Well-draining, possibly sandy or rocky soils
  • Full sun to partial shade
  • Cooler temperatures typical of higher elevations
  • Possibly winter chill requirements
  • USDA hardiness zones likely in the 5-8 range

Garden Role and Design Ideas

If you’re fortunate enough to have the right conditions and access to responsibly sourced plants, the Hoskett Meadows lupine would be a showstopper in:

  • Native California plant collections
  • Rock gardens that mimic alpine conditions
  • Wildflower meadow restorations
  • Conservation-focused landscapes

As a perennial forb, it would work beautifully alongside other high-elevation California natives, creating a naturalistic planting that honors the state’s unique mountain flora.

Supporting Pollinators and Wildlife

Like other lupines, the Hoskett Meadows lupine likely provides valuable nectar for native bees, butterflies, and other pollinators. Its seeds may also support local wildlife, though specific wildlife benefits for this particular subspecies aren’t well-documented.

The Bottom Line

The Hoskett Meadows lupine represents something precious in our native plant world—a species that has carved out its own unique niche in California’s diverse landscape. While it may not be the easiest plant to grow, it serves as a reminder of why protecting and preserving our native flora matters.

If you’re drawn to this rare beauty, approach it with respect, source it responsibly, and consider it an honor to help preserve a piece of California’s natural heritage. And if the growing conditions seem too challenging? There are plenty of other beautiful, more adaptable lupine species that can bring similar joy to your garden while leaving this rare gem to thrive in its mountain home.

Hoskett Meadows Lupine

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

Lupinus L. - lupine

Species

Lupinus culbertsonii Greene - Hoskett Meadows lupine

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