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Conservatory GreenhouseHouseplants

Alocasia × amazonica

African mask

A robust evergreen rhizomatous perennial to 1.5m tall, with narrowly arrow-shaped, wavy-edged leaves to 60cm long, dark green with silver veins above, purple beneath

Other common names
Amazonian elephant's ear
Synonyms
Alocasia amazonica
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Size
Ultimate height
1–1.5 metres
Time to ultimate height
5–10 years
Ultimate spread
1–1.5 metres
Growing conditions
Loam
Moisture
Moist but well–drained
pH
Acid, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green Grey Silver Purple
Summer Green Grey Silver Purple
Autumn Green Grey Silver Purple
Winter Green Grey Silver Purple
Position
  • Partial shade
Aspect

West–facing or East–facing

Exposure
Sheltered
Hardiness
H1A
Botanical details
Family
Araceae
Native to the UK
No
Foliage
Evergreen
Habit
Bushy
Potentially harmful
TOXIC if eaten, skin/eye irritant. Wear gloves and other protective equipment when handling. TOXIC to pets - see the HTA guide to potentially harmful plants for further information and useful contact numbers
Genus

Alocasia are robust evergreen rhizomatous or tuberous perennials with large, usually peltate, leaves with conspicuous veins; insignificant flowering spathes may be followed by orange-red fruits

Name status

Correct

How to grow

Cultivation

Grow indoors in a peat-free houseplant compost with added perlite, in bright, indirect light. Water freely and apply a general liquid fertiliser every 2-3 weeks from spring to autumn. Provide high humidity by placing the container on a tray of moist gravel or pebbles. Reduce watering to a minimum in winter, and keep above 15°C. See Alocasia for further advice

Propagation

Propagate by seed at 23°C (73°F) as soon as ripe. Propagate by division in spring or summer. Propagate by stem cuttings in spring

Suggested planting locations and garden types
  • Patio and container plants
Pruning

No pruning required

Pests

May be susceptible to glasshouse red spider mite and mealybugs

Diseases

Generally disease-free

Get involved

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