About
A herbaceous perennial with musky, arum-like flowers in spring, before the leaves, comprising an upright green spadix surrounded by a green-tipped spathe. The large, glossy, oblong leaves, produced in a basal cluster, can reach 1.2m tall. A hybrid between L. americanus and L. camtschatcensis which does not set seed.
About the genus
Lysichiton are rhizomatous herbaceous perennials with large, lance-shaped leaves developing after the ovate white or yellow flower spathes surrounding the club-like, yellow or green flowering spadix
Growing conditions
SunlightFull sun, Partial shade
Soil typeLoam
Soil pHAcid, Alkaline, Neutral
Soil moisturePoorly-drained
AspectWest-facing, South-facing, East-facing
ExposureExposed, Sheltered
UK hardinessH7
Plant details
Plant typeAquatic, Bogs, Herbaceous Perennial
HabitClump forming
FoliageDeciduous
Height0.5-1 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesArchitectural
FragranceFlower
ToxicityHarmful if eaten, skin/eye irritant. Wear gloves and other protective equipment when handling Pets: harmful if eaten, skin/eye irritant - see the HTA guide to potentially harmful plants for further information and useful contact numbers
Care notes
CultivationThis plant is listed on Schedule 9 of the UK Wildlife & Countryside Act as an invasive non-native species. Across the EU, UK and NI it is an offence to plant or cause to grow in the wild plants listed on Schedule 9 of this order. These plants should not be planted or caused to grow in the wild and in addition are banned from sale. Gardeners possessing them should undertake measures to control them. See RHS advice on invasive non-native species for further information
PruningNo pruning required
PropagationPlease see cultivation notes
Pest resistanceGenerally pest-free
Disease resistanceGenerally disease-free