daylily 'Cosmic Blast'

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Cosmic Blast' is a clump-forming perennial with grassy, arching leaves. Greenish-yellow flowers up to 17cm across, with striking purple markings, are produced in mid- to late summer

daylily 'Cosmic Blast'

Scientific classification

Species
daylily 'Cosmic Blast' (Hemerocallis 'Cosmic Blast')
Genus
Hemerocallis
Family
Asphodelaceae
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Toxicity
Herbaceous Perennial
Plant type
0.5-1 metres
Height
0.1-0.5 metres
Spread
Semi evergreen
Foliage
Bushy
Habit
Spring · Summer · Autumn
Season of interest
Full sun
Sunlight
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Ideal temperature

daylily 'Cosmic Blast' pictures

daylily 'Cosmic Blast'

Distribution of daylily 'Cosmic Blast'

Distribution map

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Culture

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Toxicity

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Quick identification of daylily 'Cosmic Blast'

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daylily 'Cosmic Blast' care guide

Keep soil evenly moist during active growth and flowering season
Watering
Full sun
Sunlight
Information to be completed
Ideal temperature

Watering

Keep soil evenly moist during active growth and flowering season

Fertilizing

Daylily feed every two to four weeks through warm blooming months

Pruning

Deadheading will improve appearance, and can help reduce hemerocallis gall midge. Cut back flower stems after flowering has finished. Remove dead foliage as required

Propagation

Propagate by division in spring or 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 for details

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Common pests and diseases

Diseases

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

Pests

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

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