About
Oncidium altissimum is an epiphytic orchid producing ovoid pseudobulbs and branching panicles of small, intricate, yellow and brown flowers on tall, arching stems. A rewarding orchid for a warm to intermediate heated greenhouse.
About the genus
Oncidium are a large genus of mainly epiphytic orchids from the Americas producing ovoid to conical pseudobulbs and often large, branched panicles of flowers in shades of yellow, brown, pink and white. Grown in warm to intermediate heated greenhouses.
Plant details
Suggested usesIndoor display, conservatories.
Care notes
CultivationGrow in orchid compost. Bright indirect light.
PruningRemove spent spikes. Repot when crowded.
PropagationDivide when repotting.
Pest resistanceGenerally pest-free.
Disease resistanceGenerally disease-resistant.