North America Native Plant

Dwarf Purple Monkeyflower

Botanical name: Mimulus nanus

USDA symbol: MINA

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Mimulus tolmiei (Benth.) Rydb. (MITO2)   

Dwarf Purple Monkeyflower: A Charming Native Annual for Western Gardens If you’re looking for a delightful native wildflower that packs a colorful punch in a petite package, meet the dwarf purple monkeyflower (Mimulus nanus). This charming little annual might be small in stature, but it’s big on personality and perfect ...

Dwarf Purple Monkeyflower: A Charming Native Annual for Western Gardens

If you’re looking for a delightful native wildflower that packs a colorful punch in a petite package, meet the dwarf purple monkeyflower (Mimulus nanus). This charming little annual might be small in stature, but it’s big on personality and perfect for gardeners who want to support local ecosystems while adding natural beauty to their landscapes.

What Makes Dwarf Purple Monkeyflower Special?

The dwarf purple monkeyflower is a true western native, naturally occurring across eight states: California, Colorado, Idaho, Montana, Nevada, Oregon, Washington, and Wyoming. As an annual forb (a non-woody flowering plant), it completes its entire life cycle in just one growing season, making it a fast-growing addition to your garden with a rapid growth rate.

This petite powerhouse reaches only about half a foot in height, forming multiple stems in an erect, upright growth pattern. Don’t let its small size fool you—what it lacks in height, it makes up for in visual impact with its vibrant red to purple tubular flowers that bloom conspicuously during late spring.

Garden Design and Landscape Uses

The dwarf purple monkeyflower shines in several garden settings:

  • Rock gardens: Its compact size and drought tolerance make it perfect for tucking into crevices and small spaces
  • Alpine gardens: Naturally adapted to mountain conditions, it thrives in well-draining, rocky soils
  • Wildflower meadows: Adds authentic western character to naturalized plantings
  • Drought-tolerant landscapes: Requires minimal water once established
  • Ground cover: Creates colorful carpets in appropriate conditions

Pollinator and Wildlife Benefits

Those cheerful tubular flowers aren’t just pretty—they’re pollinator magnets! The blooms attract bees, butterflies, and even hummingbirds, making this little plant a valuable contributor to local ecosystems. By choosing native plants like dwarf purple monkeyflower, you’re supporting the intricate web of relationships that keep our natural communities healthy.

Growing Conditions and Care

One of the best things about dwarf purple monkeyflower is how adaptable it can be, while still having some specific preferences:

Soil Requirements

  • Prefers fine to medium-textured soils
  • Needs well-draining conditions (not suitable for coarse, sandy soils)
  • Tolerates pH levels between 6.5-7.5
  • Low fertility requirements—no need for rich, heavily amended soils

Water and Climate Needs

  • Medium drought tolerance once established
  • Low moisture requirements (annual precipitation of 10-40 inches)
  • Requires at least 120 frost-free days
  • Can tolerate temperatures down to 32°F
  • USDA Hardiness Zones 4-8

Light Requirements

This sun-loving plant is shade intolerant, so make sure to plant it in full sun locations for best performance.

Planting and Propagation Tips

Growing dwarf purple monkeyflower from seed is your best bet, as it’s not typically available commercially and doesn’t propagate well through other methods:

  • Seed starting: With about 20 million seeds per pound, a little goes a long way!
  • Planting density: Space plants to achieve 2,700-4,800 plants per acre
  • Germination: Seeds have medium vigor and spread rapidly once established
  • No cold stratification: Seeds don’t require winter chilling to germinate
  • Timing: Plant in early spring for late spring blooms

Seasonal Interest and Maintenance

The dwarf purple monkeyflower has a concentrated season of interest during spring and summer when its active growth and flowering occur. The green foliage provides a nice backdrop for the showy red flowers, and the medium-textured leaves remain porous throughout the growing season.

As an annual, this plant requires minimal maintenance—simply allow it to complete its lifecycle and collect seeds in summer through fall if you want to encourage natural reseeding for next year’s display.

Why Choose Native?

By choosing dwarf purple monkeyflower, you’re not just adding beauty to your garden—you’re making an environmentally conscious choice. Native plants like this one are adapted to local conditions, require fewer resources once established, and support the wildlife that has evolved alongside them for thousands of years.

Whether you’re creating a drought-tolerant landscape, adding authentic western character to your garden, or simply want to support local pollinators, the dwarf purple monkeyflower offers a perfect combination of low-maintenance charm and ecological value. This little native gem proves that sometimes the smallest plants can make the biggest impact!

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Arid West

FACU

Facultative Upland - Plants with this status usually occurs in non-wetlands but may occur in wetlands

Western Mountains, Valleys, and Coast

FACU

Facultative Upland - Plants with this status usually occurs in non-wetlands but may occur in wetlands

Dwarf 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 nanus Hook. & Arn. - dwarf 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