Primula florindae Keillour hybrids (Si)

RHS Plant Profile
Tibetan cowslip Keillour hybrids
Herbaceous Perennial Bogs

A short-lived, deciduous, clump-forming perennial with mid-green, almost lily-pad shaped leaves and upright stems which produce spicily-fragrant red, orange and yellow drooping flowers in early to late summer. Although this variety should not have their crowns submerged in water, they can cope with wet ground so are idea for waterside and boggy areas. They make an excellent cut flower

Position

Full sun, Partial shade

Soil Types

Clay, Loam

Max Height

1-1.5 metres

Max Spread

0.5-1 metres

Size

Time to Maturity
2–5 years
Max Spread
0.5-1 metres
Max Height
1-1.5 metres

Growing Conditions

Clay Loam
Moisture
Poorly–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
H5

Colour & Scent

Fragrance Foliage
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Primulaceae
Native to GB/Ireland
No
Foliage
Deciduous
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
Unresolved
Horticultural Group
Sikkimensis section primulas are herbaceous perennials with long-stalked, oblong or oval leaves in a basal rosette, and erect stems bearing terminal umbels of nodding, fragrant, funnel-shaped flowers in summer

How to Grow

Cultivation

Grow in humus-rich, moisture-retentive in part shade. Do not let roots dry out

Propagation

Propagate by seed or division. Divide every two years in spring. Self-seeds freely

Suggested planting locations and garden types

  • Cottage and informal garden
  • Flower borders and beds

Pruning

Cut back after flowering

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