Alphabetical Plant Listing

Mimulus ringens (Allegheny Monkey Flower)

Allegheny Monkeyflower, Square-stemmed Monkeyflower, Square-stem Monkeyflower


Mimulus ringens (Allegheny Monkey Flower) is a creeping, upright, deciduous perennial with opposite, lanceolate to oval, sharply-toothed green leaves, 2-4 in. long (5-10 cm), that clasp erect, square stems. Asymmetrical pale blue-violet, occasionally pink or white, 2-lipped tubular flowers, 1 in. long (2.5 cm), bloom nearly continuously from the leaf axils over a long season extending from early to fall. They attract butterflies, bumblebees and other pollinating insects. Both the foliage and flowers of this plant are quite attractive. Native to North America, Allegheny Monkey Flower occurs naturally in wet meadows, swamps, stream and pond borders, floodplains, drainage ditches. It is the perfect plant for a boggy location in the garden.

  • Grows up to 1-3 ft. tall (3-90 cm) and 10-12 in, wide (25-30 cm). Will naturalize by creeping rhizomes and self-seeding where happy.
  • Performs best in part shade in fertile, moist to wet soils. Tolerates full sun, but soils must not be allowed to dry out. Can grow in water up to 6 in. deep (15 cm).
  • Great choice for water gardens, bog gardens, rain gardenswet prairies and meadows. Excellent edging plant for streams and ponds.
  • No serious pest or disease issues. Keep an eye out for slugs and snails, powdery mildew. Deer resistant.
  • Cut back old growth at the end of the season.
  • Propagate by seed.
  • Native to eastern and central North America.

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Requirements

Hardiness 4 – 9
Heat Zones 4 – 9
Plant Type Aquatic Plants, Perennials
Plant Family Mimulus - Monkey Flowers
Exposure Full Sun, Partial Sun
Season of Interest Summer (Early,Mid,Late)
Fall
Height 1' – 3' (30cm – 90cm)
Spread 10" – 1' (25cm – 30cm)
Spacing 12" (30cm)
Water Needs Average, High
Maintenance Low
Soil Type Chalk, Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained, Poorly Drained
Characteristics Showy
Native Plants United States, California, Midwest, Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Nebraska, North Dakota, Ohio, South Dakota, Wisconsin, Northeast, Connecticut, Delaware, Maine, Massachusetts, Maryland, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, Pacific Northwest, Idaho, Oregon, Rocky Mountains, Colorado, Southeast, Alabama, Arkansas, Georgia, Kentucky, Louisiana, Mississippi, North Carolina, South Carolina, Tennessee, Virginia, West Virginia, Southwest, Oklahoma, Texas
Tolerance Deer, Wet Soil
Attracts Butterflies
Garden Uses Beds and Borders, Edging, Ponds and Streams, Rain Gardens, Wall-Side Borders, Water Gardens
Garden Styles Informal and Cottage

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Joshua Mayer, Fritz Flohr Reynolds, Flickr

While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.


Requirements

Hardiness 4 – 9
Heat Zones 4 – 9
Plant Type Aquatic Plants, Perennials
Plant Family Mimulus - Monkey Flowers
Exposure Full Sun, Partial Sun
Season of Interest Summer (Early,Mid,Late)
Fall
Height 1' – 3' (30cm – 90cm)
Spread 10" – 1' (25cm – 30cm)
Spacing 12" (30cm)
Water Needs Average, High
Maintenance Low
Soil Type Chalk, Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained, Poorly Drained
Characteristics Showy
Native Plants United States, California, Midwest, Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Nebraska, North Dakota, Ohio, South Dakota, Wisconsin, Northeast, Connecticut, Delaware, Maine, Massachusetts, Maryland, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, Pacific Northwest, Idaho, Oregon, Rocky Mountains, Colorado, Southeast, Alabama, Arkansas, Georgia, Kentucky, Louisiana, Mississippi, North Carolina, South Carolina, Tennessee, Virginia, West Virginia, Southwest, Oklahoma, Texas
Tolerance Deer, Wet Soil
Attracts Butterflies
Garden Uses Beds and Borders, Edging, Ponds and Streams, Rain Gardens, Wall-Side Borders, Water Gardens
Garden Styles Informal and Cottage

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