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Herbaceous Perennial

Kniphofia 'Penny Rockets'
  • RHS AGM

red-hot poker 'Penny Rockets'

A clump-forming perennial with fine, arching foliage and slender flower spikes to 100cm; clumps to 80cm wide. The flower heads have a slightly wavy outline, as a succession of bright, clear orange-red flowers open. Long flowering period through summer and autumn

Size
Ultimate height
0.5–1 metres
Time to ultimate height
2–5 years
Ultimate spread
0.5–1 metres
Growing conditions
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Orange Red Green
Autumn Orange Red Green
Winter
Position
  • Full sun
Aspect

South–facing

Exposure
Exposed or Sheltered
Hardiness
H6
Botanical details
Family
Asphodelaceae
Native to the UK
No
Foliage
Deciduous
Habit
Bushy
Genus

Kniphofia may be evergreen or herbaceous perennials, with linear or strap-shaped leaves and erect stems bearing a dense raceme of tubular, usually pendent flowers

Name status

Accepted

How to grow

Cultivation

Grow in full sun and fertile, moist but well-drained soil that isn’t too wet over winter. See kniphofia cultivation for further advice

Propagation

Propagate by division of established clumps in late spring. Propagate by taking offshoots from the crown

Suggested planting locations and garden types
  • Gravel garden
  • City and courtyard gardens
  • Coastal
  • Cottage and informal garden
  • Flower borders and beds
Pruning

Cut down old flower stems after flowering; old or dead leaves can be tidied up or removed in mid-spring

Pests

May be susceptible to aphids, thrips, slugs and snails

Diseases

Generally disease-free

Get involved

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