North America Native Plant

Mountain Phacelia

Botanical name: Phacelia orogenes

USDA symbol: PHOR

Life cycle: annual

Habit: subshrub

Native status: Native to the lower 48 states  

Mountain Phacelia: A Rare California Native Worth Protecting in Your Garden If you’re looking to add a touch of California’s wild mountain beauty to your garden while supporting conservation efforts, mountain phacelia (Phacelia orogenes) might be just the plant you’re seeking. This charming native wildflower brings delicate beauty and ecological ...

Rare plant alert!

Region: Conservation status by state

Status: S3: Status is uncertain but is somewhere between the following rankings: 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 ⚘

Mountain Phacelia: A Rare California Native Worth Protecting in Your Garden

If you’re looking to add a touch of California’s wild mountain beauty to your garden while supporting conservation efforts, mountain phacelia (Phacelia orogenes) might be just the plant you’re seeking. This charming native wildflower brings delicate beauty and ecological value to the right garden setting, though its rarity means we need to approach cultivation thoughtfully.

What Makes Mountain Phacelia Special?

Mountain phacelia is a California native that can grow as either an annual or perennial, depending on growing conditions. As a forb (a non-woody flowering plant), it produces lovely clusters of small blue to purple flowers that unfurl in the characteristic coiled pattern typical of the phacelia family. The flowers emerge in what botanists call scorpioid cymes – basically, they spiral outward like a fiddle head, creating an enchanting display that seems to dance in the breeze.

Where Does Mountain Phacelia Come From?

This beauty is exclusive to California, where it naturally grows in mountainous regions. As its name suggests, mountain phacelia has adapted to higher elevation conditions, making it quite different from many of the more common garden plants we’re used to growing.

A Plant That Needs Our Help

Important Conservation Note: Mountain phacelia has a Global Conservation Status of S3, meaning it’s considered vulnerable. With typically only 21 to 100 known populations and between 3,000 to 10,000 individuals in the wild, this plant needs our protection. If you choose to grow mountain phacelia, please only purchase from reputable native plant nurseries that propagate their own stock rather than wild-collecting.

Why Grow Mountain Phacelia?

Despite its rarity – or perhaps because of it – mountain phacelia offers several compelling reasons for inclusion in the right garden:

  • Pollinator magnet: Like other phacelias, this species attracts bees, butterflies, and other beneficial insects
  • Water-wise choice: Once established, it’s quite drought-tolerant
  • Conservation contribution: Growing responsibly sourced plants helps preserve genetic diversity
  • Unique beauty: You won’t find this distinctive California native in every garden

Perfect Garden Settings

Mountain phacelia isn’t a plant for every garden, but it shines in the right conditions:

  • Native plant gardens: Pairs beautifully with other California natives
  • Rock gardens: Its mountain origins make it perfect for well-draining rocky conditions
  • Drought-tolerant landscapes: Ideal for water-wise gardening
  • Naturalistic plantings: Creates authentic California mountain meadow vibes

Growing Conditions and Care

Mountain phacelia prefers conditions that mimic its native mountain habitat:

  • Sunlight: Full sun to partial shade
  • Soil: Well-draining soil is essential – it won’t tolerate soggy conditions
  • Water: Drought-tolerant once established, but appreciates occasional deep watering during dry spells
  • Climate: Best suited for USDA zones 8-10, matching California’s Mediterranean climate

Planting and Care Tips

Growing mountain phacelia successfully means thinking like a mountain:

  • Drainage is king: Improve heavy clay soils with sand, gravel, or organic matter
  • Start small: Young plants establish more easily than large specimens
  • Minimal fertilizer: Like many natives, it prefers lean soils
  • Let it self-seed: If happy, it may produce seedlings naturally
  • Patience pays: It may take a season or two to really settle in

Special Considerations

Mountain phacelia is classified as Facultative Upland, meaning it usually grows in non-wetland areas but can occasionally tolerate some moisture. This makes it quite versatile for different garden microclimates, as long as drainage remains good.

Remember, this plant’s vulnerable status means every garden specimen counts toward conservation efforts. By growing mountain phacelia responsibly, you’re not just adding beauty to your landscape – you’re helping preserve a piece of California’s natural heritage for future generations.

The Bottom Line

Mountain phacelia offers gardeners a chance to grow something truly special while contributing to conservation efforts. Its delicate flowers, drought tolerance, and pollinator appeal make it a worthy addition to the right garden. Just remember to source it responsibly and give it the well-draining conditions it craves. Your garden – and California’s native plant communities – will thank you for it.

Mountain Phacelia

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

Hydrophyllaceae R. Br. - Waterleaf family

Genus

Phacelia Juss. - phacelia

Species

Phacelia orogenes Brand - mountain phacelia

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