Phemeranthus calycinus

RHS Plant Profile
cherry sunbright

Other common names

rock pink, sunbright

Synonyms

Talinum calycinum

Cactus Succulent Alpine Rockery

A succulent perennial, with spreading to ascending stems bearing linear, slightly fleshy, grey-green leaves. In mid to late summer, slender stems bear small, deep pink flowers that only open in the afternoon

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
2–5 years
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

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

Position

Full sun
Aspect
South–facing or West–facing
Exposure
Exposed or Sheltered
Hardiness
H7

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Montiaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Spreading branched
Genus
Name Status
Correct
Plant Range
Central S USA

How to Grow

Cultivation

Thrives in sharply drained soils in full sun. Protect from excess winter wet. Suitable for a rock garden, trough or alpine house

Propagation

Propagate by seed or by softwood cuttings from non-flowering shoots

Suggested planting locations and garden types

  • Gravel garden
  • Patio and container plants
  • Rock garden

Pruning

No pruning required

Pests

Generally pest-free

Diseases

Generally disease-free