Aspidistra elatior
Encyclopedia
Aspidistra elatior is a rhizomatous perennial, native to Japan
Japan
Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

 and widely cultivated as a houseplant
Houseplant
A houseplant is a plant that is grown indoors in places such as residences and offices. Houseplants are commonly grown for decorative purposes, positive psychological effects, or health reasons such as indoor air purification...

.

Description

Aspidistra elatior is a stemless plant to 1 metre in height with dark green leaves. Small, solitary purplish flowers may appear at the base of the plant in spring.

Distribution

Although sometimes thought to be of Chinese origin, the species is in fact native to islands in southern Japan
Japan
Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

 including Kuroshima
Mishima, Kagoshima
is a village made up of islands located in Kagoshima District, Kagoshima, Japan. The village office is located at Kagoshima City outside the village.As of 2008, the village has an estimated population of 427 and the density of 13.6 persons per km²...

, Suwanosejima
Suwanosejima
is a volcanic island with a population of about fifty located in the Tokara Islands, part of the Nansei Islands, Japan. It is 8 km long and is one of the most active volcanoes in Japan. It belongs to the village of Toshima in Kagoshima District, Kagoshima, Japan...

 and the Uji Islands. It occurs in association with overstorey species such as Ardisia sieboldii and Castanopsis sieboldii.

Cultivation

Aspidistra elatior is well-known in cultivation and has a reputation for withstanding neglect, giving rise to its common name of Cast-iron Plant. It is tolerant of low light, low humidity, temperature fluctuation and irregular watering. It is best situated in a position away from direct sun to avoid leaf bleaching. Good drainage is also required for optimal growth and to avoid root rot. The species is not seriously troubled by insects, however mite
Mite
Mites, along with ticks, are small arthropods belonging to the subclass Acari and the class Arachnida. The scientific discipline devoted to the study of ticks and mites is called acarology.-Diversity and systematics:...

s and scale
Scale insect
The scale insects are small insects of the order Hemiptera, generally classified as the superfamily Coccoidea. There are about 8,000 species of scale insects.-Ecology:...

 may cause occasional problems. Its leaves and roots may be subject to browsing by hoofed mammals such as deer, as well as rodents and rabbits.

A variegated
Variegation
Variegation is the appearance of differently coloured zones in the leaves, and sometimes the stems, of plants. This may be due to a number of causes...

form, A. elatior 'Variegata', is also cultivated.
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