Not the plant you're looking for? Search over 300,000 plants
Herbaceous PerennialBogs

Mimulus guttatus

monkey flower

A short-lived perennial to 30cm, with spreading stems, toothed, oval, mid-green leaves and bright yellow, trumpet-shaped flowers, often marked with red in the throat, in summer

Other common names
monkey flower
seep monkeyflower
see morespotted monkey flower
Synonyms
Erythranthe guttata
Mimulus langsdorffii
see moreMimulus luteus guttatus

Join the RHS

Become an RHS Member today and save 25% on your first year

Join now
Buy this plant
Size
Ultimate height
0.5–1 metres
Time to ultimate height
1 year
Ultimate spread
0.5–1 metres
Growing conditions
Clay
Loam
Sand
Moisture
Moist but well–drained, Poorly–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Yellow Green
Autumn Green
Winter
Position
  • Full sun
  • Partial shade
Aspect

South–facing or East–facing or West–facing

Exposure
Sheltered
Hardiness
H5
Botanical details
Family
Phrymaceae
Native to GB / Ireland
No
Foliage
Deciduous
Habit
Matforming
Genus

Mimulus can be annuals, perennials or evergreen shrubs, with paired leaves and 2-lipped tubular or trumpet-shaped flowers in terminal racemes or in the leaf axils

Name status

Correct

Plant range
W North America

How to grow

Cultivation

Grow in fertile, humus-rich, permanently moist soil in sun or semi-shade

Propagation

Propagate by seed or by division

Suggested planting locations and garden types
  • Cottage and informal garden
  • Flower borders and beds
Pruning

No pruning required

Pests

Slugs and snails may be a problem

Diseases

May be affected by powdery mildews

Get involved

The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.