North America Native Plant

Wingstem Monkeyflower

Botanical name: Mimulus alsinoides

USDA symbol: MIAL3

Life cycle: annual

Habit: forb

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

Wingstem Monkeyflower: A Delicate Native for Your Wetland Garden If you’re looking to add a charming native wildflower to your wet garden spaces, meet the wingstem monkeyflower (Mimulus alsinoides). This petite annual might not be the showiest flower in your garden, but it brings unique charm and important ecological benefits ...

Wingstem Monkeyflower: A Delicate Native for Your Wetland Garden

If you’re looking to add a charming native wildflower to your wet garden spaces, meet the wingstem monkeyflower (Mimulus alsinoides). This petite annual might not be the showiest flower in your garden, but it brings unique charm and important ecological benefits to moisture-loving plant communities.

What is Wingstem Monkeyflower?

Wingstem monkeyflower is a native annual forb that belongs to the diverse monkeyflower family. As a forb, it’s essentially a soft-stemmed flowering plant without woody tissue – think of it as nature’s gentle groundcover specialist. This little beauty completes its entire life cycle in one growing season, making it a perfect candidate for naturalizing in appropriate wet habitats.

Where Does It Call Home?

This native gem naturally occurs across the Pacific Northwest and western regions, thriving in British Columbia, California, Idaho, Oregon, and Washington. It’s proudly native to both Canada and the lower 48 states, making it a true North American treasure.

Why Choose Wingstem Monkeyflower for Your Garden?

Here’s where this little plant really shines – it’s an obligate wetland species, meaning it almost always occurs in wetlands. If you have a consistently wet area in your garden that challenges other plants, wingstem monkeyflower might be your perfect solution.

The benefits include:

  • Excellent for rain gardens and bog gardens
  • Supports pollinators with its delicate flowers
  • Provides authentic native plant diversity
  • Helps with wetland restoration projects
  • Low-maintenance once established in proper conditions

Garden Design and Landscape Role

Don’t expect this plant to be your garden’s main attraction – instead, think of it as a supporting cast member that adds authenticity and ecological value. Wingstem monkeyflower works beautifully in:

  • Naturalized wetland areas
  • Rain gardens and bioswales
  • Edges of ponds or water features
  • Native plant restoration projects
  • Wildlife habitat gardens

Growing Conditions: It’s All About the Water

The key to success with wingstem monkeyflower is understanding its water needs. As an obligate wetland plant, it requires:

  • Consistently moist to wet soil conditions
  • Areas that may experience seasonal flooding
  • Partial shade to full sun exposure
  • USDA hardiness zones 7-10 (though as an annual, it can handle some variation)

Planting and Care Tips

Growing wingstem monkeyflower successfully is surprisingly straightforward if you have the right conditions:

Planting: Direct seed in fall or early spring in wet soil. The seeds need consistent moisture to germinate, so don’t let the soil dry out during the establishment period.

Care: Once established in appropriate wet conditions, this plant requires minimal intervention. Since it’s an annual, you’ll need to allow it to self-seed or replant each year.

Maintenance: Virtually maintenance-free in proper wetland conditions. Simply ensure consistent moisture and avoid disturbing the soil where seeds may be waiting to germinate.

Supporting Wildlife

While small in stature, wingstem monkeyflower punches above its weight in supporting local ecosystems. Its flowers provide nectar for small pollinators and beneficial insects, contributing to the complex web of wetland biodiversity.

Is Wingstem Monkeyflower Right for Your Garden?

This native charmer is perfect for gardeners who:

  • Have consistently wet areas that need planted solutions
  • Want to support native biodiversity
  • Appreciate subtle, naturalistic beauty over flashy displays
  • Are working on wetland or habitat restoration projects

However, it might not be the best choice if you’re looking for a dramatic focal point or if you don’t have the consistently wet conditions it requires to thrive.

Remember, successful native gardening often means matching the right plant to the right place. For wingstem monkeyflower, that place is decidedly wet and wonderfully wild.

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

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Western Mountains, Valleys, and Coast

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Wingstem 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 alsinoides Douglas ex Benth. - wingstem monkeyflower

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