Overview

Caucaea phalaenopsis is a plant with a columnar upright habit in the genus Caucaea, part of the Orchidaceae family, with evergreen foliage. Caucaea phalaenopsis grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H1a. Suggested uses include houseplant.

About

Caucaea phalaenopsis is a cultivar of the Caucaea genus, which belongs to the Orchidaceae family. This plant features a columnar upright habit with evergreen foliage, making it an attractive houseplant. It thrives in full sun on a south-facing aspect and prefers a sheltered position. The cultivar grows best in fertile, well-drained loam soil with a neutral pH. It is hardy to UK zone H1a and is typically of interest during the spring and summer seasons. Propagation is achieved through division.

About the genus

Caucaea is a genus of flowering plants from the orchid family, Orchidaceae. It contains 9 currently recognized species, all native to northwestern South America.

Wikipedia contributors, "Caucaea", CC BY-SA 4.0Caucaea

Growing conditions

Best soil and position for Caucaea

Sunlight
Full sun
Soil type
Loam
Soil pH
Neutral
Soil moisture
Well-drained
Aspect
South-facing
Exposure
Sheltered
UK hardiness
H1a

Plant details

Caucaea phalaenopsis size, habit and characteristics

Habit
Columnar upright
Foliage
Evergreen
Suggested uses
Houseplant

Care notes

Pruning and caring for Caucaea phalaenopsis

Propagation
Division
Pest resistance
Aphids, glasshouse red spider mite, mealybugs
Disease resistance
Generally disease-free

Frequently asked questions

Where is the best place to plant Caucaea phalaenopsis?

Caucaea phalaenopsis prefers full sun. It suits sheltered positions.

What soil does Caucaea phalaenopsis need?

Caucaea phalaenopsis grows best in loam soil. It prefers neutral soil. Aim for soil that stays well-drained.

Is Caucaea phalaenopsis hardy in the UK?

Caucaea phalaenopsis has an RHS hardiness rating of H1a, meaning it needs tropical warmth above 15°C and must be grown under glass in the UK.

How do I propagate Caucaea phalaenopsis?

Division.