World Plants Logo

search the world

Bulbs, Perennials, Tropicals > Alocasia > Alocasia macrorrhizos > Alocasia macrorrhizos

Alocasia macrorrhizos


Giant Taro, Giant Elephant Ear, Upright Elephant Ear.




Origin:  Australia, Malesia, and Papuasia.
Family
Araceae
Genus
Alocasia
Species
macrorrhizos
Category
Bulbs, Perennials, Tropicals
USDA Hardiness Zone
9 - 12
Canadian Hardiness Zone
Requires cold season protection under glass.
RHS Hardiness Zone
H1b - H4
Height
4 - 5 m
Spread
1 - 2 m
Photographs
Description and Growing Information
Flowering Period
Landscape
Perfect as a greenhouse plant for containers, or for the shade gardens.
Cultivation
Best grown in part shade or filtered sun in moist to wet, organically rich soils in sheltered locations protected from strong winds.
Growth
Fast
Pests
May be prone to spider mites, scale, mealy bugs, and aphids.
Leaf Description
Thick, sculpted, glossy green, wavy-edged leaves, and up to 1 m long.
Notable Specimens
Queen Sirikit Botanic Garden, Mae Rim District, Chiang Mai Province, Thailand.
Propagation
By seed and division of offset corms.
Ethnobotanical Uses (Disclaimer)
Roots are used to treat swollen lymph glands and the stem is used to treat stomach-ache and diarrhoea. The corm and stem are eaten cooked.
goToTop
top