North America Native Plant

Sweet-smelling Monardella

Botanical name: Monardella beneolens

USDA symbol: MOBE5

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Sweet-Smelling Monardella: A Rare California Native Worth Protecting If you’re passionate about California native plants and conservation, you may have heard whispers about the sweet-smelling monardella (Monardella beneolens). This little-known perennial herb is one of California’s botanical treasures – and unfortunately, one of its most endangered. A Critically Rare California ...

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) ⚘

Sweet-Smelling Monardella: A Rare California Native Worth Protecting

If you’re passionate about California native plants and conservation, you may have heard whispers about the sweet-smelling monardella (Monardella beneolens). This little-known perennial herb is one of California’s botanical treasures – and unfortunately, one of its most endangered.

A Critically Rare California Endemic

Sweet-smelling monardella is a California native with a heartbreaking story. This perennial forb is currently listed with a Global Conservation Status of S1, meaning it’s critically imperiled. With typically five or fewer known occurrences and very few remaining individuals (fewer than 1,000), this plant is dancing dangerously close to extinction.

Found exclusively in California, this rare gem represents the kind of unique biodiversity that makes the Golden State’s flora so special. Its limited distribution means that every single plant matters for the species’ survival.

What Makes This Plant Special

As a member of the mint family, sweet-smelling monardella lives up to its name with wonderfully fragrant foliage. This low-growing perennial herb produces small clusters of delicate flowers that range from white to pale pink, creating a subtle but charming display that attracts native pollinators like bees and butterflies.

Unlike woody shrubs or trees, this forb maintains soft, herbaceous stems throughout its life. It’s the kind of plant that adds quiet beauty rather than bold statements – perfect for gardeners who appreciate understated elegance.

Should You Grow Sweet-Smelling Monardella?

The short answer: Only if you can source it responsibly.

Given its critically imperiled status, we strongly recommend growing sweet-smelling monardella only if you can obtain plants or seeds from reputable native plant nurseries that propagate from ethically collected material – never from wild populations. Taking plants from the wild could push this species closer to extinction.

If you can source it responsibly, this plant offers several benefits:

  • Supports native pollinator populations
  • Adds authentic California character to native gardens
  • Provides aromatic interest in rock gardens or Mediterranean-style landscapes
  • Contributes to conservation efforts through cultivation

Growing Conditions and Care

Sweet-smelling monardella thrives in USDA hardiness zones 9-10, making it suitable for much of California’s Mediterranean climate. Like many California natives, it prefers:

  • Well-draining soil (essential – soggy roots spell disaster)
  • Full sun to partial shade
  • Minimal summer water once established
  • Protection from excessive moisture during dormant periods

The key to success is mimicking its natural habitat conditions. Think dry summers, good drainage, and restraint with the watering can. Overwatering is probably the fastest way to lose this precious plant.

Garden Design Ideas

If you’re fortunate enough to grow sweet-smelling monardella, consider using it in:

  • Rock gardens where drainage is naturally excellent
  • Native California plant collections
  • Fragrance gardens where visitors can appreciate its aromatic qualities
  • Mediterranean-style landscapes with other drought-tolerant natives

A Plant Worth Saving

Sweet-smelling monardella represents both the incredible diversity of California’s native flora and the urgent need for plant conservation. While most gardeners may never have the opportunity to grow this rare species, simply knowing about it helps raise awareness about the plight of endangered plants.

If you’re interested in supporting California’s native plant diversity, consider visiting local native plant societies, supporting botanical gardens with conservation programs, or choosing other, more common California natives for your garden. Every native plant we grow helps support the web of life that makes California’s ecosystems so remarkable.

Sometimes the most beautiful gardens are those that tell a story – and sweet-smelling monardella tells one of rarity, resilience, and the importance of protecting our natural heritage.

Sweet-smelling Monardella

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

Lamiales

Family

Lamiaceae Martinov - Mint family

Genus

Monardella Benth. - monardella

Species

Monardella beneolens Shevock, Ertter & Jokerst - sweet-smelling monardella

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