About
Semi-double, pollen-free, unusually shaped lemon yellow flowers with slim yellow petals around shorter, rolled petals and a tiny green eye appear from July through to September. A dwarf, clump-forming hardy annual with green, coarsely toothed foliage and a branching habit. Great for edging pathways, in pots and containers or as long-lasting cut flowers. One of the most prolific-flowering dwarf varieties.
About the genus
Helianthus can be tall, erect annuals, tuberous or rhizomatous perennials, with coarse simple leaves and large daisy-like flower-heads
Growing conditions
SunlightFull sun
Soil typeChalk, Clay, Loam
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectEast-facing, South-facing, West-facing
ExposureSheltered
UK hardinessH5
Plant details
Plant typeAnnual Biennial
HabitBushy, Clump forming
FoliageDeciduous
Height0.5-1 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCity and courtyard gardens, Cottage and informal garden, Patio and container plants, Prairie planting, Wildlife gardens
Care notes
CultivationGrow in moderately fertile, neutral to alkaline, humus-rich, moist but well-drained soil in full sun. This plant was included in the RHS Helianthus (sunflower) trial 2024
PruningCut back after flowering or leave flower heads for birds and other wildlife
PropagationPropagate by seed or division. Divide established clumps every 2-4 years to both increase plants and retain vigour. See sowing seeds indoors for further advice
Pest resistanceMay be susceptible to slugs and snails
Disease resistanceMay be susceptible to powdery mildews and sclerotinia diseases