Overview
Alocasia watsoniana is a bushy herbaceous perennial in the genus Alocasia, part of the Araceae family, with evergreen foliage. Alocasia watsoniana grows best in full sun and partial shade, and tolerates loam soils and acid and neutral pH. Its UK hardiness is rated H2. Suggested uses include houseplants, patio and container plants and conservatory and greenhouse.
About
Alocasia watsoniana is a bushy, herbaceous perennial belonging to the Alocasia genus, known for its sturdy, evergreen nature and large, prominently veined leaves. This cultivar thrives in moist but well-drained loam soil with an acid to neutral pH, preferring full sun to partial shade in sheltered, south- or west-facing aspects. Suitable for cultivation in greenhouses, conservatories, or as patio and container plants, it is hardy to UK zone H2. Propagation can be achieved through seed, division, or stem cuttings, with spring being the season of interest for this plant.
Growing conditions
Best soil and position for Alocasia
- Sunlight
- Full sun, Partial shade
- Soil type
- Loam
- Soil pH
- Acid, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- South-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H2
Plant details
Alocasia watsoniana size, habit and characteristics
- Plant type
- Herbaceous Perennial
- Habit
- Bushy
- Foliage
- Evergreen
- Suggested uses
- Houseplants, Patio and container plants, Conservatory and greenhouse
Care notes
Pruning and caring for Alocasia watsoniana
- Propagation
- Seed, Division, Stem cuttings
- Pest resistance
- Aphids, Caterpillars
- Disease resistance
- Generally disease-free
Frequently asked questions
Where is the best place to plant Alocasia watsoniana?
Alocasia watsoniana prefers full sun and partial shade. It suits sheltered positions.
What soil does Alocasia watsoniana need?
Alocasia watsoniana grows best in loam soil. It prefers acid and neutral soil. Aim for soil that stays moist but well-drained.
Is Alocasia watsoniana hardy in the UK?
Alocasia watsoniana has an RHS hardiness rating of H2, meaning it is tender, tolerating 1–5°C, and needs frost-free protection over winter.
How do I propagate Alocasia watsoniana?
Seed, Division, Stem cuttings.
More in the Alocasia genus
- Alocasia culionensis
- Alocasia denudata
- Alocasia sanderianakris plant
- Alocasia x amazonica 'Emerald Green'
- Alocasia 'Uhinkii'
- Alocasia mortefontanensis