Skimmia japonica
Skimmia japonica - burgeoning inflorescences of a cultural form
Skimmia japonica is an indigenous plant species in East Asia from the kind of Skimmien ( skimmia ) in the rue family ( Rutaceae ). Above all, a variety of cultivated forms of this kind are popular ornamental plants.
Dissemination
The home of skimmia japonica is located in Japan, Korea and China. The plants grow there as undergrowth in forests.
Description
Skimmia japonica grows as evergreen shrub with stature heights up to 7 meters, with copies rarely reach more than 1.5 meters in temperate latitudes. The leathery leaves are more or less arranged in rosettes at the end of the branches. They are fresh green 7 to 10 inches tall and at the top; the bottom is tinted yellowish.
The plant is dioecious getrenntgeschlechtig ( dioecious ), where there are also hermaphroditic species. The white flowers are in terminal panicles and smell sweet (see syn. P. fragrans, of fragrans = scented ). The inflorescences with the flower buds are reddish to brownish and also quite handsome. They are often formed in the autumn, while the flowers open only in the spring. The spherical -seeded berries are striking red and pea-sized.
Toxicity
The whole plant is considered slightly toxic. Active ingredients: The wood of the branches Skimmmin
In leaves Sosolin, Dictamin, Skimmianin, Edulin and ( ) - Platydosmin.
Poisoning: Skimmiamin potentiates the action of adrenaline, sensitizes the spinal reflexes, relaxes the smooth and increases the tone of the striated muscle.
System
Synonyms for the species are S. fragans Carrière and S. oblata T. Moore ( 1821-1887 ). It can be distinguished depending on the author subspecies or varieties:
- Skimmia japonica f repens ( Nakai ) H. Hara (syn.: S. repens Nakai )
- Skimmia japonica var intermedia Komatsu
- Skimmia japonica var veitchii ( Carrière ) Rehder (syn.: S. oblata var veitchii ( Carrière ) Carrière, S. veitchii Carrière )
Cultivated forms
There is a variety of cultivated forms arose; it follows a selection:
- , Emerald King ',
- , Fragrans '
- , Keessen '
- , Kew White ',
- , Nyman ',
- , Rubella ',
- , Rubinetta '
- Ruby Dome '
- , Veitchii ', also, Foremannii ' called
- , Wanto ' and
- , White Gerpa '.
Culture
If the plant is cultivated as a houseplant, so it is difficult to ensure the fruit set: Since the plant is dioecious, male and female plants must be kept together, as well as the pollination usually takes place by insects and must be artificially when cultivated in enclosed spaces with the brush done.
Japanese Skimmien are frost-hardy, more or less depending on the variety. Almost all varieties can be grown in Central Europe in the open. They grow well in shade or partial shade and like similar to humic rhododendrons, slightly acidic soil.