North America Native Plant

Cutleaf Monkeyflower

Botanical name: Mimulus laciniatus

USDA symbol: MILA3

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Mimulus eisenii Kellogg (MIEI)   

Cutleaf Monkeyflower: A Delicate California Native Worth Growing Responsibly If you’re looking to add a touch of delicate charm to your California native garden, the cutleaf monkeyflower (Mimulus laciniatus) might just be the perfect choice. This petite annual forb brings a unique texture and subtle beauty that can elevate any ...

Rare plant alert!

Region: Conservation status by state

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

Cutleaf Monkeyflower: A Delicate California Native Worth Growing Responsibly

If you’re looking to add a touch of delicate charm to your California native garden, the cutleaf monkeyflower (Mimulus laciniatus) might just be the perfect choice. This petite annual forb brings a unique texture and subtle beauty that can elevate any naturalized landscape—but there’s an important conservation story that comes with it.

What Makes Cutleaf Monkeyflower Special

The cutleaf monkeyflower earns its common name from its distinctive deeply lobed, almost lacy-looking leaves that set it apart from its monkeyflower cousins. This California native produces small, cheerful yellow flowers that have the characteristic snapdragon-like shape typical of the Mimulus family. As an annual forb, it completes its entire life cycle in one growing season, often self-seeding to return the following year under the right conditions.

Where Does It Call Home?

This charming little plant is exclusively native to California, where it naturally occurs in the Sierra Nevada foothills and Central Valley regions. Its range is quite limited compared to other monkeyflowers, making it a true Golden State specialty.

A Plant That Needs Our Help

Here’s where things get important: cutleaf monkeyflower has a Global Conservation Status of S3, meaning it’s considered vulnerable. With typically only 21 to 100 occurrences in the wild and between 3,000 to 10,000 individuals total, this species faces real conservation challenges. If you’re interested in growing this plant, it’s crucial to source seeds or plants from reputable native plant suppliers who collect responsibly and don’t impact wild populations.

Why Grow Cutleaf Monkeyflower?

Despite its rarity—or perhaps because of it—there are several compelling reasons to include this plant in your garden:

  • Conservation support: Growing rare natives helps preserve genetic diversity and provides backup populations
  • Unique texture: The deeply cut leaves add interesting foliage contrast to garden beds
  • Pollinator magnet: Like other monkeyflowers, it attracts native bees and small pollinators
  • True California character: Perfect for authentic native plant gardens
  • Low maintenance: Once established, it requires minimal care

Perfect Garden Settings

Cutleaf monkeyflower thrives in several garden styles:

  • Native California gardens and restoration projects
  • Wildflower meadows and naturalized areas
  • Rock gardens where its delicate form can be appreciated up close
  • Xeriscape gardens focused on water-wise natives
  • Container gardens for closer observation and protection

Growing Conditions and Care

This adaptable little plant has a facultative wetland status, meaning it’s comfortable in both moist and drier conditions. Here’s what it prefers:

  • Climate zones: USDA zones 8-10 (typical California growing conditions)
  • Sunlight: Full sun to partial shade
  • Soil: Well-draining soils of various types
  • Water: Moderate water during establishment, then drought-tolerant
  • Maintenance: Minimal once established

Planting and Propagation Tips

Since specific propagation information for this species is limited, follow general monkeyflower growing guidelines:

  • Start from seed in spring after the last frost
  • Scatter seeds on prepared soil surface and lightly cover
  • Keep soil consistently moist until germination
  • Allow plants to self-seed for natural populations
  • Collect seeds responsibly if saving for future planting

The Bottom Line

Cutleaf monkeyflower represents both an opportunity and a responsibility. Its delicate beauty and ecological value make it a wonderful addition to California native gardens, while its vulnerable status means we need to be thoughtful stewards. If you choose to grow this special plant, make sure you’re sourcing it responsibly and contributing to conservation rather than exploitation.

By including rare natives like cutleaf monkeyflower in our gardens, we become partners in preservation—creating living libraries that celebrate California’s unique botanical heritage while providing habitat for the pollinators and wildlife that depend on these irreplaceable native species.

Cutleaf 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 laciniatus A. Gray - cutleaf monkeyflower

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