North America Native Plant

Coast Plantain

Botanical name: Plantago bigelovii californica

USDA symbol: PLBIC

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Plantago californica Greene (PLCA12)   

Coast Plantain: A California Native Annual Worth Knowing If you’re exploring California’s native plant palette, you might come across coast plantain (Plantago bigelovii californica), a humble yet intriguing annual that calls the Golden State home. While this little forb might not be the showiest plant in your garden, it represents ...

Rare plant alert!

Region: Conservation status by state

Status: S4S5T3T4Q: Status is uncertain but is somewhere between the following rankings: Uncertain taxonomy: ⚘ 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 ⚘ Subspecies or varieties is apparently secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the region or more than 10,000 individuals ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Coast Plantain: A California Native Annual Worth Knowing

If you’re exploring California’s native plant palette, you might come across coast plantain (Plantago bigelovii californica), a humble yet intriguing annual that calls the Golden State home. While this little forb might not be the showiest plant in your garden, it represents an authentic piece of California’s botanical heritage.

What Is Coast Plantain?

Coast plantain is an annual forb—basically a soft-stemmed, non-woody plant that completes its entire life cycle in one growing season. As a member of the plantain family, it’s related to those common weedy plantains you might see growing in sidewalk cracks, but this one is a true California native with its own unique story.

You might also see this plant listed under its synonym, Plantago californica Greene, in some older botanical references.

Where Does It Grow?

This native beauty is found exclusively in California, making it a true endemic species. Its distribution appears to be quite limited within the state, which adds to its special status as a genuinely local plant.

Should You Plant Coast Plantain?

Here’s where things get a bit tricky. While coast plantain is undoubtedly a legitimate California native, finding detailed growing information and sources for this particular plant can be challenging. Its conservation status (listed as S4S5T3T4Q) suggests it may have some conservation concerns, though the exact meaning of this designation isn’t entirely clear.

If you’re considering adding this plant to your native garden, here are some things to keep in mind:

  • It’s a true California native, so it belongs in the local ecosystem
  • As an annual, it will need to reseed itself or be replanted each year
  • Limited availability might make sourcing challenging
  • Specific growing requirements aren’t well documented

The Honest Truth About Growing Coast Plantain

Unfortunately, detailed cultivation information for this specific subspecies is quite limited. This isn’t uncommon with some of California’s more specialized or less commonly cultivated natives. What we do know is that as a forb, it likely prefers well-draining soil and seasonal moisture patterns typical of California’s climate.

If you’re determined to grow coast plantain, your best bet would be to:

  • Contact local native plant societies for sourcing advice
  • Look for seeds from reputable native plant suppliers
  • Try growing it in conditions similar to other California annual wildflowers
  • Observe where it grows naturally if you’re lucky enough to find wild populations

Alternative Native Choices

If you’re drawn to the idea of growing native plantains but finding coast plantain proves challenging, consider exploring other California native annuals that are more readily available and better documented. Your local native plant nursery can suggest similar low-growing natives that would provide comparable ecological benefits with more reliable growing information.

The Bottom Line

Coast plantain represents the fascinating diversity of California’s native flora, even if it’s not the easiest plant to bring into cultivation. While we’d love to provide you with detailed growing guides and design tips, sometimes the most honest thing we can say about a native plant is that it remains somewhat mysterious—and maybe that’s part of its charm.

If you do decide to seek out this plant, remember to always source from reputable suppliers who collect seeds ethically and legally. Every native plant we can successfully grow and preserve in our gardens helps maintain the incredible botanical heritage of California.

Coast Plantain

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

Plantaginales

Family

Plantaginaceae Juss. - Plantain family

Genus

Plantago L. - plantain

Species

Plantago bigelovii A. Gray - coast plantain

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