About
Hippeastrum organense is an amaryllis from Brazil producing strap-shaped leaves and umbels of large, funnel-shaped flowers on stout stems. A rewarding bulb for a warm, sunny conservatory or glasshouse.
About the genus
Hippeastrum, the amaryllis, are deciduous bulbous perennials with slightly fleshy, strap-shaped leaves and stout, leafless stems bearing umbels of large, funnel-shaped flowers in shades of red, pink, orange, white or bicoloured. Widely grown as houseplants and conservatory bulbs, they flower mainly in winter or spring.
Growing conditions
SunlightFull sun
Soil typeLoam, Sand
Soil pHAlkaline, Neutral
Soil moistureMoist but well-drained, Well-drained
AspectWest-facing, East-facing, South-facing
ExposureExposed, Sheltered
UK hardinessH7
Plant details
Plant typeShrubs
HabitBushy
FoliageDeciduous
Height4-8 metres
Spread4-8 metres
Time to full height20-50 years
Suggested usesSpecimen planting, large borders, parkland settings.
Native toEurasia
Care notes
CultivationThis plant is listed on Schedule 9 of the UK Wildlife & Countryside Act 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 and the REPUBLIC OF 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 resistanceMay be susceptible to honey fungus in gardens where it is present but insufficient data to determine degree of susceptibility