About
Sternbergia sicula, the winter daffodil, is a small bulbous perennial producing narrow, dark green leaves and a solitary, bright yellow, goblet-shaped flower on a short stem in autumn. An ornamental choice for a sunny, very well-drained border, gravel garden, or rock garden.
About the genus
Stratiotes are vigorous, dioecious, submerged aquatic perennials forming stalkless rosettes of toothed, sword-shaped leaves, with white or pinkish 3-petalled flowers, the females solitary, the males in small clusters
Growing conditions
SunlightFull sun
Soil typeClay, Loam, Sand
Soil pHAlkaline
Soil moisturePoorly-drained
AspectSouth-facing, West-facing
ExposureExposed, Sheltered
UK hardinessH6
Plant details
Plant typeAquatic
HabitFloating, Tufted
FoliageDeciduous
HeightUp to 10 cm
Spread0.5-1 metres
Time to full height5-10 years
Suggested usesPonds, water features, bog gardens.
Native toEurope, N Asia
Care notes
CultivationThis plant is listed on Schedule 9 of the UK Wildlife & Countryside Act (Northern Ireland) as an invasive non-native species. Although not banned from sale, it is an offence to plant or cause these to grow in the wild IN NORTHERN IRELAND. Gardeners possessing them should undertake measures to control them. See RHS advice on invasive non-native species for further information
PruningMinimal pruning required. Remove dead or damaged growth as needed.
PropagationPlease see cultivation notes
Pest resistanceGenerally pest-free
Disease resistanceGenerally disease- free