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Kniphofia 'Sunningdale Yellow' (Red hot poker 'Sunningdale Yellow' )
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1 hour care
per year
per year
1m
Max height
Max height
0.6m
Max spread
Max spread
2-5 years
To maturity
To maturity
Plant details
Botanical name
Kniphofia 'Sunningdale Yellow'
Other names
Red hot poker 'Sunningdale Yellow'
Genus
Kniphofia Kniphofia
Variety or Cultivar
'Sunningdale Yellow' _ 'Sunningdale Yellow' is a clump-forming, deciduous perennial with arching, linear, dark green leaves and sturdy, erect stems bearing elliptic spikes of yellow-green buds opening to tubular, golden yellow flowers in summer.
Kniphofia 'Sunningdale Yellow' is: Deciduous
Habit
Clump-forming, Arching, Erect flower stem
Awards
RHS AGM (Award of Garden Merit)
Flower
Yellow-green, Golden-yellow in Summer
Foliage
Dark-green in Spring; Dark-green in Summer; Dark-green in Autumn
How to care
Watch out for
Specific pests
Diseases
Generally disease-free.
General care
Pruning
Remove faded flower stems. Cut back untidy foliage in spring.
Propagation
Cultivars rarely come true from seed. Divide in late spring. Leave offshoots in place for two years before separating from mother plant.
Propagation methods
Pot up sprouting plantlets, Division, Basal cuttings
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Where to grow
Kniphofia 'Sunningdale Yellow' (Red hot poker 'Sunningdale Yellow' ) will reach a height of 1m and a spread of 0.6m after 2-5 years.
Suggested uses
Architectural, City, Coastal, Cottage/Informal, Beds and borders, Low Maintenance, Mediterranean
Cultivation
Grow in fertile, loam or sandy soil enriched with humus. Dislikes chalk. Best in full sun but tolerates partial shade with flowering reduced. In cold areas, protect crowns of young plants with a dry winter mulch. May be evergreen in warm areas.
Soil type
Loamy, Sandy
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Acid, Neutral
Light
Partial Shade, Full Sun
Aspect
South, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Kniphofia 'Sunningdale Yellow'
Other names
Red hot poker 'Sunningdale Yellow'
Genus
Kniphofia Kniphofia
Variety or Cultivar
'Sunningdale Yellow' _ 'Sunningdale Yellow' is a clump-forming, deciduous perennial with arching, linear, dark green leaves and sturdy, erect stems bearing elliptic spikes of yellow-green buds opening to tubular, golden yellow flowers in summer.
Foliage
Deciduous
Habit
Clump-forming, Arching, Erect flower stem
Awards
RHS AGM (Award of Garden Merit)
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Colour
Flower
Yellow-green, Golden-yellow in Summer
Foliage
Dark-green in Spring; Dark-green in Summer; Dark-green in Autumn
How to care
Watch out for
Specific pests
Diseases
Generally disease-free.
General care
Pruning
Remove faded flower stems. Cut back untidy foliage in spring.
Propagation
Cultivars rarely come true from seed. Divide in late spring. Leave offshoots in place for two years before separating from mother plant.
Propagation methods
Pot up sprouting plantlets, Division, Basal cuttings
Monthly care advice
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Where to grow
Kniphofia 'Sunningdale Yellow' (Red hot poker 'Sunningdale Yellow' ) will reach a height of 1m and a spread of 0.6m after 2-5 years.
Suggested uses
Architectural, City, Coastal, Cottage/Informal, Beds and borders, Low Maintenance, Mediterranean
Cultivation
Grow in fertile, loam or sandy soil enriched with humus. Dislikes chalk. Best in full sun but tolerates partial shade with flowering reduced. In cold areas, protect crowns of young plants with a dry winter mulch. May be evergreen in warm areas.
Soil type
Loamy, Sandy
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Acid, Neutral
Light
Partial Shade, Full Sun
Aspect
South, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
USDA zones
Zone 9, Zone 8, Zone 7, Zone 6, Zone 5
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Loamy, Sandy | Tell us... |
| Soil drainage: | Moist but well-drained, Well-drained | Tell us... |
| Soil pH: | Acid, Neutral | Tell us... |
| Light: | Partial Shade, Full Sun | Tell us... |
| Aspect: | South, West | Tell us... |
| Exposure: | Exposed, Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
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