About
A marginal, aquatic perennial to around 90cm with upright, green spear-shaped leaves, tinged with red, 1-2.5 cm long and bearing bright yellow, cup-shaped flowers, 2cm across in early summer.
About the genus
Ranunculus can be annuals, biennials, evergreen or herbaceous perennials, with rhizomes, tubers or spreading by runners. The leaves are variable but often palmately lobed or dissected and the flowers usually bowl-shaped
Growing conditions
SunlightFull sun
Soil typeClay, Loam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moisturePoorly-drained
AspectSouth-facing, West-facing
ExposureExposed, Sheltered
UK hardinessH7
Plant details
Plant typeAquatic, Bogs
HabitClump forming
FoliageDeciduous
Height0.5-1 metres
Spread0.5-1 metres
Time to full height1 year
Suggested usesWildlife gardens
ToxicityHarmful if eaten, skin irritant. Wear gloves and other protective equipment when handling. Pets: Harmful if eaten, skin irritant - for further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Care notes
CultivationGrow in still or slow moving water 15-22cm deep. See pond plants and bog gardens for further advice
PruningCut back after flowering
PropagationPropagate division in spring or late summer. Please see perennials: division
Pest resistanceMay be susceptible to aphids, slugs and snails damage
Disease resistanceMay be susceptible to powdery mildews, a rust and grey moulds