Plant care
Rivieri Voodoo Lilytemperature & humidity
Amorphophallus rivieri
More about rivieri voodoo lily
Ideal temperature for rivieri voodoo lily
Aim for 18-30°C (64-86°F) on the thermostat and you've handled the easy part. The hard part is the half-metre around the plant: window glass that drops to near-freezing on a January night, a radiator pumping out hot dry air, a draught from an opened front door. Move the plant 30 cm and you've usually fixed the problem. Below roughly 18°C growth pauses; cold beyond that pushes it into dormancy rather than killing it outright.
Cold tolerance & winter care
Rivieri Voodoo Lily is comparatively hardy (USDA 7b-10 (lift or heavily mulch the tuber where frost penetrates), RHS H3). Within that range it tolerates a cold dormant spell outdoors; outside it, grow it in a container you can move under cover or overwinter in a cool but frost-free spot. Hardiness assumes an established plant in well-drained soil — a wet, cold root zone kills far more plants than cold air alone.
Humidity for rivieri voodoo lily
Rivieri Voodoo Lily sits happiest at around 50-70% relative humidity. Appreciates moderate to high humidity while in leaf, reflecting its tropical-to-subtropical Asian woodland origins. Average outdoor summer humidity is fine; very dry indoor air can brown the leaf margins. The usual low-humidity tell is crisp brown leaf tips and edges while the soil moisture is fine — a sign the air, not the watering, is the problem. If you need to raise it, the reliable methods are grouping plants together, standing the pot on a tray of damp pebbles (the pot above the waterline, never in it), or running a small humidifier in winter when indoor heating dries the air most. Misting is the least effective — it raises humidity for minutes, not hours.
Rivieri Voodoo Lily temperature & humidity — frequently asked questions
What temperature is best for rivieri voodoo lily?
Rivieri Voodoo Lily grows best between 18-30°C (64-86°F). Keep it out of cold draughts, off freezing windowsills in winter, and away from the hot dry air directly above radiators — the extremes matter far more than the average room temperature.
How cold can rivieri voodoo lily tolerate?
Rivieri Voodoo Lily starts to suffer below roughly 18°C. It tolerates a cold dormant period within USDA 7b-10 (lift or heavily mulch the tuber where frost penetrates), but a wet cold root zone is more dangerous than cold air.
What humidity does rivieri voodoo lily need?
Rivieri Voodoo Lily prefers about 50-70% relative humidity. Appreciates moderate to high humidity while in leaf, reflecting its tropical-to-subtropical Asian woodland origins. Average outdoor summer humidity is fine; very dry indoor air can brown the leaf margins.
How do I raise humidity for rivieri voodoo lily?
Group it with other plants, stand the pot on a tray of damp pebbles (kept above the waterline), or run a small humidifier in winter. Misting only helps for a few minutes, so it is the weakest option for a plant that genuinely needs more humidity.
Can rivieri voodoo lily live outside?
Rivieri Voodoo Lily is rated for USDA zone 7b-10 (lift or heavily mulch the tuber where frost penetrates) and RHS hardiness H3. Within that range it can stay outdoors; outside it, grow it in a moveable container and protect the roots from a wet, cold winter.
More rivieri voodoo lily care
In the UK? Keeping rivieri voodoo lily warm in a UK home covers the radiator, single-glazing and heating-season humidity angle. Temperature and humidity are one piece. See the full rivieri voodoo lily care guide, its cold-hardiness guide, and watering schedule — humidity and watering problems are easy to confuse.