North America Native Plant

Purple Monkeyflower

Botanical name: Mimulus lewisii

USDA symbol: MILE2

Life cycle: perennial

Habit: forb

Native status: Native to Alaska âš˜ Native to Canada âš˜ Native to the lower 48 states  

Purple Monkeyflower: A Native Gem for Your Water-Wise Garden If you’re looking for a native plant that brings both stunning beauty and ecological value to your garden, meet the purple monkeyflower (Mimulus lewisii). This charming perennial is like having a little piece of mountain meadow magic right in your backyard, ...

Purple Monkeyflower: A Native Gem for Your Water-Wise Garden

If you’re looking for a native plant that brings both stunning beauty and ecological value to your garden, meet the purple monkeyflower (Mimulus lewisii). This charming perennial is like having a little piece of mountain meadow magic right in your backyard, complete with flowers that seem to grin back at you – hence the delightfully quirky monkeyflower name!

What Makes Purple Monkeyflower Special?

Purple monkeyflower is a true North American native, naturally occurring across a impressive range from Alaska down to California and eastward through the Rocky Mountains. As a perennial forb (that’s gardener-speak for a non-woody flowering plant), it comes back year after year to grace your garden with its presence.

This lovely native can be found growing naturally in Alberta, British Columbia, Alaska, California, Colorado, Idaho, Montana, Nevada, Oregon, Utah, Washington, and Wyoming. Talk about a well-traveled plant!

The Beauty Factor

Let’s talk about those flowers – they’re absolutely show-stopping! Picture tubular blooms in gorgeous shades of pink to magenta, each one adorned with a cheerful yellow throat. These 1-2 inch beauties appear from mid to late summer, creating a spectacular display that’ll have your neighbors asking, What’s that amazing plant?

Why Your Garden (and Local Wildlife) Will Love It

Purple monkeyflower isn’t just a pretty face – it’s a pollinator magnet! Those tubular flowers are practically hummingbird magnets, and you’ll also see bees and butterflies making regular visits. It’s like setting up a natural bed-and-breakfast for your local wildlife.

Since it has a wetland status of Facultative Wetland across its range, this plant usually thrives in moist conditions but can adapt to drier spots too. This flexibility makes it a fantastic choice for gardeners dealing with varying moisture levels.

Perfect Garden Spots

Purple monkeyflower shines in several garden settings:

  • Stream banks and pond edges
  • Bog gardens and rain gardens
  • Mountain or alpine-style gardens
  • Naturalized meadow areas
  • Any spot that stays consistently moist

Growing Your Purple Monkeyflower Successfully

Hardiness: This tough native thrives in USDA zones 3-8, so it can handle some serious cold!

Light and Soil: Give it partial shade to full sun and keep those roots happy with consistently moist soil. Think mountain stream bank rather than desert floor.

Planting Tips:

  • Plant in spring after the last frost
  • Space plants about 12-18 inches apart
  • Mulch around the base to help retain moisture
  • Water regularly, especially during dry spells

Care and Maintenance: This is refreshingly low-maintenance once established. Deadhead spent flowers to encourage more blooms, and don’t worry if it dies back in winter – it’s just taking a well-deserved rest before returning in spring.

The Bottom Line

Purple monkeyflower is one of those wonderful native plants that gives you maximum impact with minimal fuss. It supports local wildlife, adapts to various moisture conditions, and provides months of stunning blooms. Plus, there’s something deeply satisfying about growing a plant that truly belongs in your local ecosystem.

Whether you’re creating a wildlife garden, need something special for a wet spot, or just want to add some native charm to your landscape, purple monkeyflower delivers. Your garden – and the hummingbirds – will thank you!

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

Alaska

FACW

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

Arid West

FACW

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

Western Mountains, Valleys, and Coast

FACW

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

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 lewisii Pursh - 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