About
A bottom-rooting aquatic perennial with ovate or heart-shaped, floating leaves and 4-5cm in width, globose yellow flowers, often tinged with red, in summer.
About the genus
Nuphar are deciduous submerged aquatic perennials with ovate or rounded floating leaves and solitary, globose flowers held just above the water surface
Growing conditions
SunlightFull sun
Soil typeClay, Loam, Sand
Soil pHAcid
Soil moisturePoorly-drained
AspectSouth-facing, West-facing, East-facing
ExposureExposed, Sheltered
UK hardinessH6
Plant details
Plant typeAquatic
HabitSubmerged, Floating
FoliageDeciduous
HeightUp to 10 cm
Spread0.5-1 metres
Time to full height5-10 years
Suggested usesPonds, water features, bog gardens.
Care notes
CultivationGrow in water up to 2m deep in acid soil providing a free root-run. Divide frequently for optimum flower production. See pond plants for further advice
PruningCut back after flowering
PropagationPropagate by division
Pest resistanceMay be susceptible to lily beetle, water lily aphid, brown china-mark moth and false leaf-mining midge
Disease resistanceGenerally disease-free