Gentiana verna 'Angulosa'

RHS Plant Profile
spring gentian 'Angulosa' of gardens

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Synonyms

Gentiana angulosa misapplied
Gentiana verna subsp. angulosa hort.

Award of Garden Merit
Herbaceous Perennial

A compact perennial forming a mat of small, lance-shaped, evergreen leaves, with erect stems carrying solitary deep sky-blue flowers 3.5cm across in spring and early summer

Position

Full sun

Soil Types

Chalk, Loam

Max Height

Up to 10 cm

Max Spread

0-0.1 metre

Size

Time to Maturity
2–5 years
Max Spread
0-0.1 metre
Max Height
Up to 10 cm

Growing Conditions

Chalk Loam
Moisture
Well–drained
pH
Alkaline or Neutral

Position

Full sun
Aspect
South–facing or East–facing
Exposure
Exposed
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)
H5

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Gentianaceae
Native to GB/Ireland
No
Foliage
Evergreen
Habit
Matforming
Genus
Gentiana can be annuals, biennials, herbaceous or evergreen perennials, mostly with showy, trumpet or salver-shaped flowers
Name Status
Accepted

How to Grow

Cultivation

Grow in well-drained, limey or neutral soil in sun

Propagation

Propagate by division after flowering

Suggested planting locations and garden types

  • Cottage and informal garden
  • Gravel garden
  • Patio and container plants
  • Rock garden
  • Garden edging

Pruning

No pruning required

Pests

May be susceptible to slugs, snails, glasshouse red spider mite and aphids

Diseases

May be susceptible to a rust and soil fungal diseases