North America Native Plant

Paiute Mountain Pincushionplant

Botanical name: Navarretia setiloba

USDA symbol: NASE2

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Paiute Mountain Pincushionplant: A Rare California Gem Worth Protecting If you’re passionate about native plants and conservation, you’ve probably never heard of the Paiute Mountain pincushionplant (Navarretia setiloba). And honestly, that’s not surprising – this tiny annual wildflower is one of California’s best-kept secrets, mainly because there aren’t many left ...

Rare plant alert!

Region: Conservation status by state

Status: S2: Status is uncertain but is somewhere between the following rankings: 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) ⚘

Paiute Mountain Pincushionplant: A Rare California Gem Worth Protecting

If you’re passionate about native plants and conservation, you’ve probably never heard of the Paiute Mountain pincushionplant (Navarretia setiloba). And honestly, that’s not surprising – this tiny annual wildflower is one of California’s best-kept secrets, mainly because there aren’t many left to keep secret.

What Makes This Little Plant So Special?

The Paiute Mountain pincushionplant is a native California annual forb that belongs to the phlox family. Don’t let its humble appearance fool you – this is botanical royalty in disguise. As an herbaceous plant (meaning it lacks woody stems), it completes its entire life cycle in just one growing season, making every plant count even more precious.

Where Does It Call Home?

This rare beauty is endemic to California, meaning you won’t find it growing wild anywhere else on Earth. It’s specifically adapted to the state’s unique montane ecosystems, where it has carved out its own special niche over thousands of years.

The Reality Check: Why You Should Think Twice

Here’s the important part: The Paiute Mountain pincushionplant has a Global Conservation Status of S2, which means it’s imperiled. In plain English? There are only about 6 to 20 known populations left, with roughly 1,000 to 3,000 individual plants remaining in the wild. This makes it extremely vulnerable to extinction.

If you’re considering growing this plant, you absolutely must source it responsibly. Never collect seeds or plants from wild populations – doing so could push this species closer to extinction. Only purchase from reputable native plant nurseries that can verify their seeds come from ethically propagated sources.

Garden Appeal and Design Role

When grown successfully, the Paiute Mountain pincushionplant produces clusters of tiny white to pale blue flowers that create delicate, cushion-like heads (hence the pincushion name). While it won’t win any awards for showiness, it has that understated charm that native plant enthusiasts absolutely adore.

This plant works best in:

  • Specialized native wildflower gardens
  • Rock gardens with excellent drainage
  • Conservation gardens focused on rare species
  • Educational landscapes highlighting California’s botanical heritage

Growing Conditions and Care

If you’re determined to grow this rare gem (and have found a responsible source), here’s what it needs:

Sun Requirements: Full sun – this mountain dweller loves bright, direct light

Soil Needs: Well-drained soils are absolutely critical. Avoid rich, fertile soils that might encourage competing plants. Think lean and mean – rocky or sandy soils work best.

Water Wisdom: Once established, this drought-tolerant native prefers dry conditions. Overwatering is probably the fastest way to kill it.

Climate Considerations: Best suited for USDA hardiness zones 7-9, matching its natural California montane habitat.

Planting and Propagation Tips

Since this is an annual, you’ll need to start from seed each year:

  • Direct seed in fall for spring germination
  • Lightly cover seeds or scatter on soil surface
  • Avoid fertilizers – this plant prefers nutrient-poor conditions
  • Allow some plants to self-seed for natural regeneration

Wildlife and Pollinator Benefits

Despite its small size, the Paiute Mountain pincushionplant provides nectar for native bees and other small pollinators. Every rare plant that supports pollinators is doing double duty for ecosystem health.

The Bottom Line

Should you grow the Paiute Mountain pincushionplant? Only if you’re a serious conservation gardener who can source it responsibly and provide the specific conditions it needs. This isn’t a plant for casual gardeners or impulse purchases.

If you want to support California’s native flora but aren’t ready for such a specialized challenge, consider other native annuals like clarkias, godetias, or California poppies. They’ll give you that native plant satisfaction while being much more forgiving and widely available.

But if you’re up for the challenge and committed to conservation, growing this rare beauty could make you part of its survival story – and that’s pretty special.

Paiute Mountain Pincushionplant

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Solanales

Family

Polemoniaceae Juss. - Phlox family

Genus

Navarretia Ruiz & Pav. - pincushionplant

Species

Navarretia setiloba Coville - Paiute Mountain pincushionplant

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