North America Native Plant

Munz’s Tidytips

Botanical name: Layia munzii

USDA symbol: LAMU2

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Munz’s Tidytips: A Rare California Wildflower Worth Protecting If you’re passionate about California’s native flora and have a soft spot for rare wildflowers, Munz’s tidytips (Layia munzii) might just capture your heart—though growing it comes with some serious responsibility. This charming annual is one of California’s most endangered wildflowers, making ...

Rare plant alert!

Region: Conservation status by state

Status: S1: Status is uncertain but is somewhere between the following rankings: 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) ⚘

Munz’s Tidytips: A Rare California Wildflower Worth Protecting

If you’re passionate about California’s native flora and have a soft spot for rare wildflowers, Munz’s tidytips (Layia munzii) might just capture your heart—though growing it comes with some serious responsibility. This charming annual is one of California’s most endangered wildflowers, making it both fascinating and challenging for native plant enthusiasts.

What Makes Munz’s Tidytips Special?

Munz’s tidytips is a delightful little annual forb that belongs to the sunflower family. True to its name, this native wildflower produces cheerful yellow composite flowers adorned with distinctive white-tipped petals that look like someone dipped them in paint. The daisy-like blooms appear in spring, typically from March through May, creating a brief but beautiful display.

As an annual, Munz’s tidytips completes its entire life cycle in one growing season, germinating from seed, flowering, producing new seeds, and dying back—all within a single year.

Where Does It Call Home?

This rare beauty is endemic to California, with an extremely limited range in the San Francisco Bay Area. You’ll find it naturally occurring primarily in Alameda and Contra Costa counties, where it clings to existence in just a handful of locations.

A Plant on the Edge

Here’s the crucial part: Munz’s tidytips has a Global Conservation Status of S1, meaning it’s critically imperiled. With typically five or fewer natural occurrences and very few remaining individuals (less than 1,000), this little wildflower is dancing dangerously close to extinction.

If you’re considering growing Munz’s tidytips, you must source seeds or plants only from reputable native plant nurseries that practice responsible collection methods. Never collect from wild populations—every individual matters for this species’ survival.

Growing Conditions: Not for the Faint of Heart

Munz’s tidytips isn’t your typical garden-variety wildflower. This specialist has very specific growing requirements that mimic its natural habitat:

  • Moisture needs: Classified as Facultative Wetland, it usually occurs in wetlands but can tolerate some non-wetland conditions
  • Soil type: Prefers heavy clay or clay-loam soils that retain moisture
  • Seasonal moisture: Needs wet conditions in winter and spring, followed by dry summers
  • Climate zones: USDA zones 9-10, reflecting its limited California range

Garden Role and Design Considerations

Given its rarity and specialized needs, Munz’s tidytips isn’t suited for typical garden borders or landscaped areas. Instead, consider it for:

  • Specialized native plant collections
  • Restoration projects in appropriate habitats
  • Educational gardens focused on rare California flora
  • Areas designed to mimic vernal pool margins

Pollinator and Wildlife Benefits

Like many members of the sunflower family, Munz’s tidytips attracts native pollinators, particularly small native bees and other insects that depend on California’s spring wildflower communities. By growing this rare plant (responsibly), you’re supporting not just the species itself but the entire web of life that depends on it.

The Bottom Line: Should You Grow It?

Munz’s tidytips presents a unique opportunity for dedicated native plant gardeners who want to contribute to conservation efforts. However, this isn’t a plant for casual gardeners or those looking for easy-care wildflowers.

Grow it if you:

  • Can provide the specialized wetland conditions it requires
  • Have access to responsibly sourced seeds or plants
  • Want to participate in conservation efforts
  • Have experience with challenging native plants

Consider alternatives if you:

  • Want low-maintenance wildflowers
  • Don’t have the right growing conditions
  • Prefer more common, readily available native plants

For most gardeners interested in supporting California natives, there are many other Layia species and similar-looking wildflowers that are more common and easier to grow. But for those ready to take on the challenge, growing Munz’s tidytips can be a rewarding way to participate in preserving California’s botanical heritage—one rare flower at a time.

Munz’s Tidytips

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

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Layia Hook. & Arn. ex DC. - tidytips

Species

Layia munzii D.D. Keck - Munz's tidytips

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