The introduction to Sieboldfs primrose and appreciation.
Nature : Siebold's primrose is a small type of a perennial plant. They grow well in fields and mountains where sunshine is abundant. In spring, their buds take the lead in desolated fields, and they especially love to grow in shady places. They can be found in Korea, Japan and the Northeast region of China. ( Its name gNh in Chinese is the same as in Japanese.) The present species were improved from the only one wild species that is still keep in natures as wild herbs. They are strong towards cold weather, but dislike heat or dry climate. They do not need much fertilizer and have only a few harmful insects.
As their growing period is less than five months from the beginning of spring. It is essential to pay attention to their long resting period.
Figure : The shape of the petals (lining corollas) and the ways of blooming are shown in the following pictures. The way of blooming can be divided into hanging blooming, sideway blooming and upward blooming. The sizes of the flowers can have the largest one from over 60mm to the smallest one of less than 20mm.
There are only a little number of colors for wild species, namely purple, red, pink and white with basically magenta. However, there exist some other species with cross-colored petal, edged ones. Some particular species also have different colors on the front and back.
These petals, the ways of blooming, the sizes and colors of the flowers are combined together. In this way, hundreds of flower groups can easily be formed.
Appreciation: They are commonly kept as potted plants. Each species express a different kind beauty. Usually, many species are planted in groups and they are arranged in the way that, through their differences in sizes, colors and directions, to reveal their differences.
Traditionally, a total of 35 pots of 7 pots x 5 tiers are assembled into a shed of flower bed. But it will also be interesting to plant them in a group in a planter or a big pot.
Proliferation : It is common to share buds in order to multiply seedlings, but twiggy-root cutting method will be used for more propagation. When transplanting in autumn, torn-off or cut-off roots should be placed in field for a short period of time before plant them in pot again.
In early spring, transplant only the indefinite buds and they will grow into fine plants in about two years.