North America Native Plant

Slender Wild Cabbage

Botanical name: Caulanthus major var. major

USDA symbol: CAMAM14

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Caulanthus crassicaulis (Torr.) S. Watson var. major M.E. Jones (CACRM4)   

Slender Wild Cabbage: A Charming Native for Desert Gardens Looking for a hardy native plant that thrives in tough conditions while adding delicate beauty to your landscape? Meet slender wild cabbage (Caulanthus major var. major), a resilient perennial forb that’s perfectly adapted to the challenging climates of the American Southwest. ...

Rare plant alert!

Region: Conservation status by state

Status: S4T3T4: Status is uncertain but is somewhere between the following rankings: 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 ⚘

Slender Wild Cabbage: A Charming Native for Desert Gardens

Looking for a hardy native plant that thrives in tough conditions while adding delicate beauty to your landscape? Meet slender wild cabbage (Caulanthus major var. major), a resilient perennial forb that’s perfectly adapted to the challenging climates of the American Southwest.

What Makes Slender Wild Cabbage Special?

Don’t let the cabbage name fool you – this native beauty bears little resemblance to your dinner plate vegetable. Slender wild cabbage is an elegant wildflower that produces clusters of small, pale flowers atop slender stems that can reach 2-4 feet tall. Its narrow, elongated leaves give it a graceful, architectural presence in the garden.

As a true native of California, Nevada, and Utah, this perennial forb has spent thousands of years perfecting its survival skills in arid landscapes. It’s also known by the synonym Caulanthus crassicaulis var. major in some botanical references.

Why Consider Growing Slender Wild Cabbage?

This native gem offers several compelling reasons to earn a spot in your garden:

  • Water-wise wonder: Once established, it requires minimal irrigation – perfect for drought-conscious gardeners
  • Pollinator magnet: Small native bees and beneficial insects appreciate its modest but important nectar sources
  • Low maintenance: As a native species, it’s naturally adapted to local conditions and requires little fussing
  • Unique texture: Its slender form adds vertical interest and movement to garden compositions
  • Long-lived: Being perennial, it returns year after year once established

Important Conservation Note

Before you rush to add this plant to your shopping list, there’s something important to know: slender wild cabbage has a conservation status that indicates it may face some population pressures in the wild. If you choose to grow this species, please ensure you source seeds or plants from reputable native plant nurseries that use responsibly collected material – never collect from wild populations.

Perfect Gardens for Slender Wild Cabbage

This adaptable native shines in several garden settings:

  • Desert and xeriscape gardens: Its drought tolerance makes it a natural fit
  • Native plant gardens: Essential for authentic regional plantings
  • Wildflower meadows: Adds subtle beauty to naturalized areas
  • Rock gardens: Thrives in well-draining, mineral-rich soils
  • Low-water landscapes: Perfect for water-conscious designs

Growing Slender Wild Cabbage Successfully

The good news? This native is relatively easy to please if you can mimic its natural habitat conditions.

Growing Conditions

Slender wild cabbage thrives in USDA hardiness zones 7-10 and prefers:

  • Full sun exposure: At least 6-8 hours of direct sunlight daily
  • Well-draining soil: Sandy, rocky, or gravelly soils work best
  • Low to moderate water: Drought-tolerant once established
  • Good air circulation: Prevents potential moisture-related issues

Planting Tips

  • Timing: Plant seeds in fall for natural winter stratification
  • Soil prep: Amend heavy clay soils with sand or gravel for better drainage
  • Spacing: Allow 12-18 inches between plants for good air flow
  • Watering: Water regularly during establishment, then reduce significantly

Care and Maintenance

Once established, slender wild cabbage is refreshingly low-maintenance:

  • Water deeply but infrequently during extreme drought
  • Avoid fertilizing – it prefers lean soils
  • Allow spent flowers to go to seed if you want natural reseeding
  • Cut back old growth in late winter if desired

The Bottom Line

Slender wild cabbage offers desert gardeners a chance to grow a truly regional native that supports local ecosystems while requiring minimal resources. Its delicate beauty and tough constitution make it an excellent choice for anyone creating sustainable, water-wise landscapes in the Southwest. Just remember to source it responsibly and give it the well-draining conditions it craves – this desert native will reward your care with years of understated elegance and ecological benefits.

Slender Wild Cabbage

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Capparales

Family

Brassicaceae Burnett - Mustard family

Genus

Caulanthus S. Watson - wild cabbage

Species

Caulanthus major (M.E. Jones) Payson - slender wild cabbage

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