About
Lark Song' is a clump-forming perennial with grassy, arching leaves to about 90cm. Pure lemon yellow, perfumed flowers, up to 12cm across, are produced on dark stems in mid- to late summer.
About the genus
Hemerocallis may be evergreen or herbaceous perennials, with narrow, strap-shaped leaves and funnel-shaped flowers on erect stems in late spring or early summer
Growing conditions
SunlightFull sun
Soil typeChalk, Clay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectSouth-facing, West-facing
ExposureExposed, Sheltered
UK hardinessH6
Plant details
Plant typeHerbaceous Perennial
HabitBushy
FoliageDeciduous
Height0.5-1 metres
Spread0.5-1 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, City and courtyard gardens, Coastal, Prairie planting
FragranceFlower
ToxicityTOXIC to pets (cats) - see the HTA guide to potentially harmful plants for further information and useful contact numbers
Care notes
CultivationGrow 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
PruningDeadheading will improve appearance, and can help reduce hemerocallis gall midge. Cut back flower stems after flowering has finished. Remove dead foliage as required
PropagationPropagate by division in spring or autumn
Pest resistanceMay be susceptible to aphids, glasshouse red spider mite, hemerocallis gall midge, slugs, snails and thrips
Disease resistanceMay be susceptible to fungal leaf spot or bacterial leaf and stem rot