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Kniphofia northiae (Giant red hot poker)

Skill rating
skill rating
Maintenance level
1 hour care
per year
Ultimate height
Max height
Ultimate spread
Max spread
Time to maturity
2-5 years
To maturity

Botanical name: Kniphofia northiae

Other names: Giant red hot poker, Giant poker, Octopus red hot poker, Giant poker lily, Northiae torch flower, Broad-leaved poker

Genus: Kniphofia

Species: K. northiae - K. northiae is an evergreen perennial with a rosette of broad, linear, arching, mid-green leaves and, in early to late summer, stout, erect stems bearing dense, oblong racemes of tubular, pale yellow flowers opening from red buds.

Kniphofia northiae is: Evergreen

Flower: Red, Yellow in Summer

Foliage: Mid-green in All seasons

Habit: Erect flower stem, Rosette

Awards: RHS AGM (Award of Garden Merit)

Watch out for

Specific pests: Slugs , Snails

Diseases: Generally disease-free.

General care

Pruning: Cut down spent flower stems.. REGISTER to

Propagation methods: Division. REGISTER to

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Kniphofia northiae (Giant red hot poker) will reach a height of 1.5m and a spread of 0.9m after 2-5 years.

Suggested uses: Architectural, Beds and borders, City, Coastal, Cottage/Informal, Gravel, Low Maintenance, Mediterranean, Wildlife

Cultivation: Prefers loam or sandy soil enriched with humus but will tolerate any deep, moist but well-drained soil. Dislikes chalk. Best in full sun but will tolerate partial shade, but flowering will be reduced. Protect young plants with a winter mulch.

Soil type: Loamy, Sandy

Soil drainage: Moist but well-drained, Well-drained

Soil pH: Acid, Neutral

Light: Full Sun

Aspect: South

Exposure: Exposed

Hardiness: Hardy (H4)

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