North America Native Plant

Pallid Larkspur

Botanical name: Delphinium parishii pallidum

USDA symbol: DEPAP4

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Delphinium amabile Tidestr. ssp. pallidum (Munz) Ewan (DEAMP)  âš˜  Delphinium parishii A. Gray var. pallidum Munz (DEPAP8)   

Pallid Larkspur: A Rare California Native Worth Protecting Meet the pallid larkspur (Delphinium parishii pallidum), a delicate perennial wildflower that’s as elusive as it is beautiful. This California native brings a touch of wilderness charm to gardens while supporting local ecosystems—but there’s more to this story than meets the eye. ...

Rare plant alert!

Region: Conservation status by state

Status: S4T3?: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Subspecies or variety is 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. ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘

Pallid Larkspur: A Rare California Native Worth Protecting

Meet the pallid larkspur (Delphinium parishii pallidum), a delicate perennial wildflower that’s as elusive as it is beautiful. This California native brings a touch of wilderness charm to gardens while supporting local ecosystems—but there’s more to this story than meets the eye.

What Makes Pallid Larkspur Special?

Pallid larkspur is a true California original, found nowhere else in the world. This perennial forb belongs to the buttercup family and produces the characteristic spurred flowers that make delphiniums so recognizable. Unlike its showier garden cousins, this native species has adapted specifically to California’s unique climate and soil conditions.

You might also see this plant listed under its scientific synonyms, including Delphinium amabile ssp. pallidum or Delphinium parishii var. pallidum, but they all refer to the same special plant.

Where Does It Grow?

This larkspur calls California home, with a distribution limited to specific regions within the state. As a native species, it has evolved alongside local wildlife and plays an important role in California’s natural ecosystems.

A Word About Rarity

Here’s something important every gardener should know: pallid larkspur has a conservation status that suggests it may be uncommon in the wild. This means if you’re interested in growing this plant, it’s crucial to source it responsibly. Never collect plants or seeds from wild populations—instead, look for reputable native plant nurseries that propagate their stock ethically.

Garden Appeal and Landscape Role

While specific details about this subspecies’ appearance are limited in horticultural literature, delphiniums in general are beloved for their tall spikes of blue, purple, or white flowers. As a native forb, pallid larkspur would likely fit beautifully into:

  • Native plant gardens designed to support local wildlife
  • Wildflower meadow plantings
  • Natural landscape restorations
  • Educational gardens showcasing California’s botanical heritage

Supporting Local Wildlife

Native plants like pallid larkspur are ecosystem superstars. While specific pollinator data for this subspecies isn’t widely documented, native delphiniums typically attract various beneficial insects. By choosing native species, you’re creating habitat that local wildlife has depended on for thousands of years.

Growing Pallid Larkspur Successfully

Since detailed cultivation information for this specific subspecies is scarce, here are some general guidelines based on what we know about California native delphiniums:

Growing Conditions

  • Prefers well-draining soils typical of California’s natural areas
  • Likely adapted to the state’s Mediterranean climate patterns
  • May require winter chill for proper flowering
  • Probably drought-tolerant once established, like many California natives

Planting and Care Tips

  • Start with nursery-grown plants from reputable native plant sources
  • Plant in fall for best establishment before summer heat
  • Provide good drainage to prevent root rot
  • Water moderately during establishment, then reduce as plant matures
  • Allow natural dormancy periods

Is Pallid Larkspur Right for Your Garden?

Consider pallid larkspur if you’re passionate about:

  • Supporting California’s native plant heritage
  • Creating habitat for local wildlife
  • Growing rare and special plants responsibly
  • Contributing to conservation efforts through cultivation

However, this might not be the best choice if you’re looking for a low-maintenance, widely available garden plant. The rarity and specialized needs of pallid larkspur make it more suitable for dedicated native plant enthusiasts.

The Bottom Line

Pallid larkspur represents the unique beauty and ecological importance of California’s native flora. While it may not be the easiest plant to find or grow, those who succeed in cultivating it are helping preserve a piece of California’s natural heritage. If you’re up for the challenge, make sure to source your plants responsibly and enjoy being part of this special plant’s conservation story.

Remember: when in doubt about growing rare natives, consult with local native plant societies or extension offices for the most current guidance on cultivation and conservation.

Pallid Larkspur

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Magnoliidae

Order

Ranunculales

Family

Ranunculaceae Juss. - Buttercup family

Genus

Delphinium L. - larkspur

Species

Delphinium parishii A. Gray - desert larkspur

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