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Alpine Rockery

Gentiana 'Inverleith'

gentian 'Inverleith'

'Inverleith' is an herbaceous perennial with trailing stems to 20cm long, bearing narrow, light green leaves and solitary, terminal, rich blue, funnel-shaped flowers up to 6.5cm long, with darker stripes on the outside

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Ultimate height

Up to 10cm

Time to ultimate height

2–5 years

Ultimate spread

0.1–0.5 metres

Clay

Loam

Sand

Moisture

Moist but well–drained

pH

Acid, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Partial shade

Aspect

West–facing or East–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)

Botanical details

Family: Gentianaceae
Native to GB / Ireland: No
Foliage: Deciduous
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 reliably moist but well-drained, humus-rich, acid or neutral soil. Site in sun only where summers are cool and damp, otherwise site in partial shade

Propagation

Propagate by division in spring

Suggested planting locations and garden types

Patio and container plants
Rock garden
Gravel garden
Garden edging

Pruning

No pruning required

Pests

Slugs, snails, glasshouse red spider mite and aphids may be a problem

Diseases

Prone to a rust and soil fungal diseases

Get involved

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