About
A compact, easy-to-grow annual to 45cm in height, with broadly ovate leaves and rounded, fully-double bright yellow flowerheads to 12cm wide which give a fluffy appearance, in summer. A great choice for pots and containers or borders.
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, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureMoist but well-drained
AspectWest-facing, East-facing, South-facing
ExposureExposed, Sheltered
UK hardinessH2
Plant details
Plant typeAnnual Biennial, Bedding
HabitBushy
FoliageDeciduous
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height1 year
Suggested usesCity and courtyard gardens, Coastal, Cottage and informal garden
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
PruningNo pruning required
PropagationPropagate by seed or by cuttings. See sowing seed indoors for further information
Pest resistanceMay be susceptible to slugs
Disease resistanceMay be susceptible to sclerotinia disease and powdery mildews