North America Native Plant

Saltmarsh Bird’s-beak

Botanical name: Cordylanthus maritimus maritimus

USDA symbol: COMAM3

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Saltmarsh Bird’s-Beak: A Rare Coastal Treasure Worth Protecting Meet the saltmarsh bird’s-beak (Cordylanthus maritimus maritimus), one of California’s most endangered and fascinating native plants. This little-known annual herb might not win any beauty contests, but it plays a crucial role in our coastal ecosystems and represents a unique challenge for ...

Rare plant alert!

Region: United States

Status: S4?T1: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Subspecies or variety is critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘ 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 ⚘ Endangered: In danger of extinction throughout all or a significant portion of its range. ⚘

Region: United States

Saltmarsh Bird’s-Beak: A Rare Coastal Treasure Worth Protecting

Meet the saltmarsh bird’s-beak (Cordylanthus maritimus maritimus), one of California’s most endangered and fascinating native plants. This little-known annual herb might not win any beauty contests, but it plays a crucial role in our coastal ecosystems and represents a unique challenge for conservation-minded gardeners.

What Makes This Plant Special?

The saltmarsh bird’s-beak is an annual forb – essentially a non-woody plant that completes its entire life cycle in one growing season. Unlike your typical garden flowers, this California native has evolved to thrive in one of the planet’s most challenging environments: coastal salt marshes.

This plant is native to the lower 48 states, specifically found only in California’s coastal regions. Its distribution is extremely limited, making it a true California endemic that you won’t find growing wild anywhere else in the world.

A Plant in Peril

Important Conservation Note: The saltmarsh bird’s-beak is currently listed as Endangered in the United States, with a Global Conservation Status of S4?T1. This means the plant is at serious risk of extinction. If you’re considering growing this species, please ensure any plant material is responsibly sourced from authorized conservation programs or botanical institutions.

Why Grow (or Not Grow) Saltmarsh Bird’s-Beak?

Let’s be honest – this isn’t a plant for the average home gardener. Here’s why you might want to think twice:

  • Requires very specific salt marsh conditions that are nearly impossible to replicate in typical gardens
  • Needs saline soils and tidal influence to survive
  • Has a subtle appearance with small, inconspicuous yellow to pink flowers
  • Extremely difficult to propagate and maintain outside its natural habitat

However, if you’re involved in coastal restoration, habitat conservation, or have access to appropriate salt marsh conditions, this plant offers unique benefits:

  • Supports native pollinators, particularly native bees and small flying insects
  • Plays a crucial role in salt marsh ecosystem health
  • Represents authentic California coastal heritage
  • Contributes to conservation efforts for an endangered species

Growing Conditions and Care

If you’re working on a legitimate conservation project, here’s what saltmarsh bird’s-beak needs:

Climate: USDA Hardiness Zones 9-10, specifically coastal California’s Mediterranean climate

Soil Requirements: Saline soils with high salt content, similar to natural salt marsh conditions. Regular garden soil simply won’t work.

Water Needs: Requires tidal influence or simulated saltwater conditions – not something easily replicated with a garden hose!

Sun Exposure: Full sun exposure typical of open salt marsh environments

The Reality Check

This plant is best left to professional restoration projects, botanical gardens, and specialized conservation efforts. Its extremely specific growing requirements and endangered status make it unsuitable for typical home gardening situations.

If you’re passionate about supporting California’s coastal ecosystems, consider volunteering with local conservation organizations working on salt marsh restoration, or focus on growing other native coastal plants that are better suited to garden cultivation.

A Plant Worth Protecting

While you probably won’t be planting saltmarsh bird’s-beak in your backyard, it’s worth appreciating this remarkable survivor. This small annual represents millions of years of evolution, perfectly adapted to one of Earth’s most specialized environments. By learning about and supporting conservation efforts for plants like saltmarsh bird’s-beak, we help preserve California’s unique coastal heritage for future generations.

Sometimes the most important plants aren’t the prettiest ones – they’re the ones that remind us how incredibly diverse and specialized nature can be.

Saltmarsh Bird’s-beak

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

Scrophulariales

Family

Scrophulariaceae Juss. - Figwort family

Genus

Cordylanthus Nutt. ex Benth. - bird's-beak

Species

Cordylanthus maritimus Nutt. ex Benth. - saltmarsh bird's-beak

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