Mimulus cardinalis × lewisii

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Alpine Rockery Aquatic Herbaceous Perennial

A low growing, spreading perennial to 60cm in height with mid-green hairy leaves. Tubular, 2-lipped, rose-pink or purple-pink flowers to 5cm in length are borne all summer long

Position

Full sun, Partial shade

Soil Types

Clay, Loam, Sand, Chalk

Max Height

0.5-1 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
2–5 years
Max Spread
0.5-1 metres
Max Height
0.5-1 metres

Growing Conditions

Clay Loam Sand Chalk
Moisture
Poorly–drained or Moist but well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
East–facing or North–facing or South–facing or West–facing
Exposure
Exposed or Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H3

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy, Clump forming
Genus
Name Status

How to Grow

Cultivation

Grow in fertile, humus-rich, moist soil in full sun or light dappled shade

Propagation

Propagate by division in spring

Suggested planting locations and garden types

  • City and courtyard gardens
  • Cottage and informal garden
  • Low Maintenance
  • Flower borders and beds
  • Garden edging
  • Ground cover

Pruning

Cut back after flowering

Pests

May be susceptible to damage by slugs and snail

Diseases

May be susceptible to powdery mildews, especially young plants