commonName:"tall daylily"

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A deciduous, clump-forming perennial with arching, strap-shaped mid-green leaves. From early summer trumpet shaped pale yellow flowers are produced on erect stems. Flowers will only last a day before the next one opens. Hemerocallis have a long flowering period

commonName:"tall daylily"

Scientific classification

Species
commonName:"tall daylily" (Hemerocallis altissima)
Genus
Hemerocallis
Family
Asphodelaceae
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Toxicity
Herbaceous Perennial
Plant type
0.5-1 metres
Height
0.1-0.5 metres
Spread
Deciduous
Foliage
Clump forming
Habit
Spring · Summer · Autumn
Season of interest
Full sun · Partial shade
Sunlight
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Ideal temperature

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commonName:"tall daylily"

Distribution of commonName:"tall daylily"

Distribution map

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Culture

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Toxicity

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Quick identification of commonName:"tall daylily"

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commonName:"tall daylily" care guide

Even damp soil all growing months, reduce water in winter dormancy
Watering
Full sun · Partial shade
Sunlight
Information to be completed
Ideal temperature

Watering

Even damp soil all growing months, reduce water in winter dormancy

Fertilizing

Daylily balanced feed every three weeks blooming cycle

Pruning

Cut back flower stems after flowering has finished. Remove dead foliage as required

Propagation

Propagate by division in early spring or early autumn

Growing

Grow in fertile, moist but well-drained soil preferably in full sun. Flowering is likely to be poor in shadier situations. Tolerant of heavy clay and poorer soils. May need watering in spring to early summer in dry conditions to ensure flowering. See hemerocallis cultivation or daylily cultivation

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Common pests and diseases

Diseases

May be susceptible to fungal leaf spot and rust diseases or bacterial leaf and stem rot

Pests

May be susceptible to aphids, slugs, snails, hemerocallis gall midge, glasshouse red spider mite and Thrips

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