1, Chimonanthus praecox, Chimonanthus of Chimonanthaceae, deciduous shrub, often clustered. The leaves are opposite, elliptic-ovate to ovate-lanceolate, and peanuts grow in axillary branches in the second year, with flowers first and leaves later, which are fragrant and 2~4 cm in diameter.

2. Prunus, Rosaceae and Dipterocarpaceae shrubs or trees. Simple leaf, leaf base usually has glands. Stipules are small and fall off early. The ovary is superior, and the pistil consists of 1 carpel. There are about 30 species of Prunus, mainly distributed in the north temperate zone, and there are 7 species in China, which are distributed everywhere.

3. Peach trees, Rosaceae and peach trees. Small deciduous trees; Leaves narrowly elliptic to lanceolate, length 15cm, width 4cm. Long and slender, with fine teeth at the edge and dark green luster. There are nectaries on the leaf base.

4. Magnolia, a deciduous tree of Magnoliaceae and Magnolia, also known as Magnolia, Wangchun and Magnolia. Originally from the central provinces of China, it is now cultivated in Beijing and the south of the Yellow River Basin. Subgenus Magnoliaceae, deciduous trees.

5. Kapok, also known as red cotton, hero tree, Panzhihua, spotted cotton, spotted tree and climbing branch, belongs to Kapok family and is a deciduous tree, originating in India.

Extended data

Chimonanthus praecox likes sunshine, is resistant to shade, cold, drought and waterlogging. Chimonanthus praecox blooms proudly in frosty and snowy days, with yellow flowers like wax and fragrant smell. It is the main ornamental flower in winter. Afraid of wind and cold, it can safely overwinter when the temperature is not lower than-15℃. It can be cultivated in the open field in the south of Beijing, and the flowers will be frozen when the flowering period meets the low temperature of-10℃. It grows well on the slightly acidic sandy loam with deep, fertile and loose soil layer and good drainage, but it grows poorly on the saline-alkali soil.

Strong drought tolerance and fear of waterlogging, so it is not suitable for planting in low-lying areas. Trees have strong growth potential, vigorous branches and easy roots to sprout. Resistant to pruning and easy to shape. Flowers bloom first and then leaves, and the flowering period is 165438+ 10 to March of the following year, and it matures in July and August.