North America Native Plant

Sierra Blazingstar

Botanical name: Mentzelia crocea

USDA symbol: MECR

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Mentzelia lindleyi Torr. & A. Gray ssp. crocea (Kellogg) C.B. Wolf (MELIC4)   

Sierra Blazingstar: A Golden Gem for California Native Gardens If you’re looking to add a splash of sunshine to your California native garden, Sierra blazingstar (Mentzelia crocea) might just be the perfect candidate. This cheerful annual wildflower brings bright yellow blooms and easy-care charm to drought-tolerant landscapes across the Golden ...

Rare plant alert!

Region: Conservation status by state

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

Sierra Blazingstar: A Golden Gem for California Native Gardens

If you’re looking to add a splash of sunshine to your California native garden, Sierra blazingstar (Mentzelia crocea) might just be the perfect candidate. This cheerful annual wildflower brings bright yellow blooms and easy-care charm to drought-tolerant landscapes across the Golden State.

What is Sierra Blazingstar?

Sierra blazingstar is a native California annual forb that belongs to the blazingstar family. As an annual plant, it completes its entire life cycle in one growing season, making it a delightful surprise that returns each year from seed. This herbaceous plant lacks woody tissue and produces its gorgeous yellow, star-shaped flowers from spring into early summer.

Where Does Sierra Blazingstar Grow Naturally?

This golden beauty is endemic to California, meaning you won’t find it growing wild anywhere else in the world. Sierra blazingstar naturally occurs throughout various regions of California, from the Sierra Nevada foothills to parts of the Central Valley.

Why Plant Sierra Blazingstar in Your Garden?

There are several compelling reasons to consider adding this native wildflower to your landscape:

  • Stunning Visual Appeal: The bright yellow, star-shaped flowers create eye-catching displays with their prominent stamens radiating like tiny sunbursts
  • Pollinator Magnet: Native bees, butterflies, and other beneficial insects flock to these nectar-rich blooms
  • Water-Wise Choice: Once established, Sierra blazingstar thrives with minimal irrigation, perfect for drought-conscious gardeners
  • Native Plant Benefits: Supporting local ecosystems by providing habitat and food for native wildlife
  • Low Maintenance: This tough little annual practically takes care of itself once planted

Important Conservation Note

Sierra blazingstar has a Global Conservation Status that indicates some uncertainty about its population status. If you choose to grow this beautiful native, please source your seeds or plants from reputable native plant nurseries that use responsibly collected material. Never collect seeds from wild populations.

Perfect Garden Settings

Sierra blazingstar shines brightest in:

  • California native plant gardens
  • Wildflower meadows and naturalized areas
  • Drought-tolerant and xeriscape designs
  • Rock gardens with well-draining soil
  • Pollinator gardens focused on native species

Growing Conditions and Care

This adaptable native prefers conditions that mimic its natural habitat:

  • Sunlight: Full sun exposure for best flowering
  • Soil: Well-draining sandy or rocky soils; thrives in poor soils
  • Water: Drought tolerant once established; minimal supplemental watering needed
  • Climate: Suitable for USDA hardiness zones 8-10

Planting and Care Tips

Growing Sierra blazingstar successfully is surprisingly straightforward:

  • Seeding: Direct sow seeds in fall or early spring when soil temperatures are cool
  • Soil Prep: Ensure excellent drainage; this plant dislikes heavy, water-logged soils
  • Watering: Water lightly during germination, then reduce once plants are established
  • Fertilizer: Skip the fertilizer – this native actually prefers lean, unamended soil
  • Maintenance: Allow plants to self-seed for natural colonies the following year

The Bottom Line

Sierra blazingstar offers California gardeners a wonderful opportunity to support native ecosystems while enjoying beautiful golden blooms with minimal effort. Its drought tolerance, pollinator appeal, and natural charm make it an excellent choice for anyone looking to create a more sustainable, wildlife-friendly landscape. Just remember to source your plants responsibly and let this little golden star work its magic in your native garden.

Sierra Blazingstar

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

Violales

Family

Loasaceae Juss. - Loasa family

Genus

Mentzelia L. - blazingstar

Species

Mentzelia crocea Kellogg - Sierra blazingstar

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