Kniphofia thomsonii var. thomsonii
Perennial to 1.4m tall, spreading by rhizomes and forming tufts of upright, linear mid-green leaves to 60cm long. Produces a succession of conical, aloe-like, yellowish-orange flowers from midsummer to autumn
Synonyms
Kniphofia thomsonii var. snowdenii misappliedKniphofia rogersii
see moreKniphofia subalpina
Kniphofia goetzei
Buy this plant
Size
Ultimate height
1–1.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.5–1 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | Green | |||
|---|---|---|---|---|
| Summer | Yellow Orange | Green | ||
| Autumn | Yellow Orange | Green | ||
| Winter |
Position
- Full sun
Aspect
South–facing or West–facing
Exposure
Sheltered Hardiness
H5Botanical details
- Family
- Asphodelaceae
- Native to the UK
- No
- Foliage
- Deciduous
- Habit
- Clump forming, Tufted
- 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
Correct
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 established clumps by division in late spring
Suggested planting locations and garden types
- Architectural
- Coastal
- Cottage and informal garden
- Gravel garden
- Mediterranean climate plants
- 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
Diseases
Generally disease-free
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.