About

Stenomesson aurantiacum is a bulbous perennial producing strap-shaped, mid-green leaves and an umbel of nodding, tubular, orange to orange-red flowers on an upright stem in spring. An ornamental choice for a warm, sheltered border or conservatory in a frost-free position.

About the genus

Stenomesson is a genus of bulbous perennials from the Andes of South America, closely related to Hippeastrum. Plants produce strap-shaped leaves and umbels of nodding, tubular flowers in shades of orange, red, yellow, or white, and are grown ornamentally for their exotic blooms in frost-free conditions.

Growing conditions

SunlightFull sun, Partial shade
Soil typeClay, Loam, Sand
Soil pHAcid, Neutral
Soil moistureMoist but well-drained
AspectSouth-facing, West-facing, East-facing
ExposureSheltered
UK hardinessH5

Plant details

Plant typeTrees
HabitColumnar upright
FoliageDeciduous
HeightHigher than 12 metres
Spread4-8 metres
Time to full height10-20 years
Suggested usesCottage and informal garden, Architectural
Native toJapan

Care notes

CultivationGrow in moist but well drained humus rich,neutral to acid soil. In full sun or dappled shade. Shelter from strong winds.
PruningPruning group 1. Little or no pruning
PropagationPropagate by sowing seed in a cold frame in autumn. Also layering,softwood cuttings and semi-ripe cuttings
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