Vinca major 'Jason Hill'

RHS Plant Profile
greater periwinkle 'Jason Hill'

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Herbaceous Perennial
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A ground cover plant that grows well in shade, featuring large deep green leaves and vibrant purple-blue flowers with a yellow centre. This evergreen plant has a spreading habit and can grow to a height of 50cm, slightly taller than many other Vinca varieties

Position

Full shade, Full sun, Partial shade

Soil Types

Chalk, Loam, Sand

Size

Time to Maturity
2–5 years

Growing Conditions

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

Position

Full shade 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)
H6

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Apocynaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Clump forming, Spreading branched, Trailing
Potentially harmful
Humans/Pets: Harmful if eaten
Genus
Vinca can be evergreen subshrubs or herbaceous perennials, with simple, paired leaves and solitary, 5-lobed, salver-shaped flowers in the leaf axils
Name Status
Accepted

How to Grow

Cultivation

Easy to grow in all but the driest soils. Flowers best in full sun but very useful for shady areas

Propagation

Can be propagated by cuttings, division, layering, or seeds. See RHS Propagation Techniques for more details

Suggested planting locations and garden types

  • City and courtyard gardens
  • Patio and container plants
  • Low Maintenance
  • Banks and slopes
  • Flower borders and beds
  • Ground cover

Pruning

Control by cutting back to remove any unwanted growth

Pests

May be susceptible to aphids

Diseases

May be susceptible to a rust