North America Native Plant

Little Purple Monkeyflower

Botanical name: Mimulus purpureus var. pauxillus

USDA symbol: MIPUP5

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Little Purple Monkeyflower: A Rare California Native Worth Protecting If you’re passionate about native plants and conservation, the little purple monkeyflower (Mimulus purpureus var. pauxillus) might just capture your heart. This diminutive annual wildflower is a true California treasure, but it comes with an important caveat that every responsible gardener ...

Rare plant alert!

Region: Conservation status by state

Status: S2T2Q: Status is uncertain but is somewhere between the following rankings: Uncertain taxonomy: ⚘ Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘ Subspecies or variety is imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘

Little Purple Monkeyflower: A Rare California Native Worth Protecting

If you’re passionate about native plants and conservation, the little purple monkeyflower (Mimulus purpureus var. pauxillus) might just capture your heart. This diminutive annual wildflower is a true California treasure, but it comes with an important caveat that every responsible gardener should know about.

What Makes This Plant Special

The little purple monkeyflower is a charming forb – essentially a soft-stemmed flowering plant without woody tissue. As an annual, it completes its entire life cycle in one growing season, making it a fleeting but delightful addition to the garden. True to its name, this native produces small purple flowers that have the characteristic monkey face appearance that gives monkeyflowers their whimsical common name.

Where You’ll Find It Growing Wild

This special variety is native to California and found nowhere else in the world. Its limited distribution makes it a true California endemic, adding to its conservation value for local gardeners.

Important Conservation Considerations

Before you rush to plant this beauty, here’s what you need to know: The little purple monkeyflower has a Global Conservation Status of S2T2Q, indicating it’s quite rare and potentially vulnerable. This means if you decide to grow it, you should only obtain seeds or plants from reputable native plant nurseries that source their material responsibly – never collect from wild populations.

Why Grow Little Purple Monkeyflower?

Despite its rarity concerns, there are compelling reasons conservation-minded gardeners might want to include this plant:

  • It’s a true California native that supports local ecosystems
  • The purple flowers attract native bees, butterflies, and other beneficial insects
  • It’s perfect for wildflower gardens and naturalistic landscapes
  • As an annual, it can fill gaps and provide seasonal interest
  • Growing it helps preserve genetic diversity of this rare variety

Garden Design and Landscape Use

The little purple monkeyflower works beautifully in several garden settings:

  • Native plant gardens: Pairs well with other California natives
  • Rock gardens: Its delicate form complements rocky landscapes
  • Wildflower meadows: Adds native diversity to naturalized areas
  • Conservation gardens: Perfect for gardens focused on preserving rare plants

Growing Conditions and Care

While specific growing requirements for this variety can be challenging to pin down due to its rarity, most monkeyflowers prefer:

  • Well-draining soil (they don’t like soggy conditions)
  • Partial shade to full sun exposure
  • Moderate watering during the growing season
  • USDA hardiness zones 8-10, which covers most of California

Planting and Care Tips

Since this is an annual, the best approach is typically direct seeding in fall, allowing natural winter rains to trigger germination. Once established, most monkeyflowers are relatively low-maintenance, though you’ll want to ensure they don’t dry out completely during their growing season.

The Bottom Line

The little purple monkeyflower represents both an opportunity and a responsibility for California gardeners. While it’s a wonderful native plant that deserves a place in conservation-minded gardens, its rarity means we must be thoughtful about how we source and grow it. If you’re committed to responsible native gardening and can source this plant ethically, it’s a meaningful way to participate in preserving California’s botanical heritage – one small purple flower at a time.

Remember: always verify that any rare native plants you purchase come from cultivated sources, not wild collection. Your local native plant society or reputable native plant nurseries can guide you toward responsible sources.

Little Purple Monkeyflower

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

Mimulus L. - monkeyflower

Species

Mimulus purpureus A.L. Grant - little purple monkeyflower

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