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Herbaceous Perennial

Primula Prima Belarina Spring Sun ('Kerbelsun') (Prima Belarina Series) (Pr/Prim/d)

A compact, rosette-forming, evergreen perennial with dark green foliage and large, bright, fragrant, fully double bright, sunshine yellow flowers, appearing from February to May

Synonyms

Primula 'Kerbelsun'

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Ultimate height

0.1–0.5 metres

Time to ultimate height

2–5 years

Ultimate spread

0.1–0.5 metres

Loam

Sand

Moisture

Moist but well–drained

pH

Acid, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Partial shade

Aspect

East–facing or North–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)

Botanical details

Family: Primulaceae
Native to GB / Ireland: No
Foliage: Evergreen
Habit: Clump forming
Genus: Primula are herbaceous or semi-evergreen perennials, forming a basal rosette of simple leaves, with salver-shaped or bell-shaped flowers which may be solitary or carried in an umbel or in whorls on an erect stem
Name status: Trade
Horticultural Group: Double-flowered primroses are rosette-forming herbaceous perennials, sometimes grown as annuals, with clusters of double flowers arising on individual stems from the basal rosettes in late winter or early spring

How to grow

Cultivation

Grow in full sun or partial shade in moderately fertile, moist but well-drained, humus-rich soil

Propagation

Propagate by division in autumn or after flowering

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Patio and container plants
Flower borders and beds
Garden edging
Underplanting of roses and shrubs

Pruning

No pruning required

Pests

May be susceptible to aphids, vine weevil, slugs, leaf and bud eelworms, leaf-mining flies and glasshouse red spider mite

Diseases

May be susceptible to primula leaf spot, primula brown core and grey moulds

Get involved

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