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Allegheny Monkey-flower

Mimulus ringens

Last reviewed: September 2026

Mimulus ringens, or Allegheny monkeyflower, blooms from June through August in wet meadows, marshes, and stream banks across much of the eastern and central United States, attracting bees and hummingbirds to its violet flowers.

Allegheny Monkey-flower (Mimulus ringens)
Photo: (c) Andrew St. Paul, some rights reserved (CC BY)

Toxicity unknown

Allegheny Monkey-flower (Mimulus ringens) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

Light

part sun

Water

high

Size

12"–36" H × 6"–18" W

Bloom

Jun, Jul, Aug

Native to

AL, AR, CT, DE and 32 more states

Pollinators

bees, hummingbirds

Deer

Resistant (per Prairie Moon Nursery)

Before you buy

Your city may pay you to plant this

Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 452 programs across 44 states, each with a link to the provider and the date we last checked it.

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Allegheny monkey-flower is a native wetland perennial that produces snapdragon-like purple flowers from June through August. This moisture-loving plant thrives in consistently wet soils and partial sun conditions. It spreads gradually to form small colonies in suitable bog or stream-edge environments.

Growing Allegheny Monkey-flower

Grow Allegheny Monkey-flower in part sun and high water. Mature plants reach 12 to 36 inches tall and spread 6 to 18 inches wide. Expect high maintenance to keep it looking intentional in a front yard.

In an HOA neighborhood

Allegheny Monkey-flower takes more care to keep looking intentional in a front yard. Maintenance level: high. Consider it for backyard or mid-zone beds rather than the street edge.

Works well in: backyard only.

  • Requires consistently wet conditions that may appear messy
  • Can look weedy and sparse in typical garden settings
  • Specialized wetland plant not suited for conventional landscaping

Wildlife value

The tubular purple flowers attract bees and hummingbirds during the summer blooming period. This native plant provides nectar for pollinators in wetland and moisture-rich garden areas.

Common questions

When does Allegheny monkeyflower bloom?
Mimulus ringens typically flowers from June through August, with violet blooms appearing along stream banks and in wet meadows during the summer months.
What pollinators visit Mimulus ringens?
Bees are the primary pollinators of Mimulus ringens, entering the hinged, snapdragon-like flowers, and hummingbirds also visit for nectar.
How much water does this plant need?
Allegheny monkeyflower prefers consistently moist to wet soil and does well along pond edges, ditches, and low spots that stay damp through the growing season.
What light conditions suit Mimulus ringens best?
It grows well in part sun and tolerates conditions ranging from full sun to part shade, with flowering generally strongest where it gets several hours of direct light.
Is Allegheny Monkey-flower HOA-friendly?
Allegheny Monkey-flower takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.

These answers were drafted with an AI model from this plant's data. Verify care details with a local expert.

Native range data from vouchered herbarium specimen records and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

If something looks wrong

Common plant problems, and what to check first

These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.

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Ready to grow Allegheny Monkey-flower? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.

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