There are many kinds of flowers that bloom in early winter, among which plum blossom, chrysanthemum, poinsettia and Clivia are the most common.

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 germination of roots. 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.

2. Poinsettia, with cylindrical roots and many branches. Stems erect, height 1-3, diameter 1-4 cm, glabrous. Leaves alternate, ovate-elliptic, oblong or lanceolate, green, entire or lobed or wavy, pubescent or hairless, with pilose abaxial surface; Bracts 5-7, narrowly elliptic, 3-7 cm long and 1-2 cm wide, usually entire, with few shallow wavy edges, vermilion. Inflorescence with several cymes arranged at the top of branches; The involucre is altar-shaped, pale green, with 5-lobed marginal teeth, triangular lobes and no hair. Capsule, triangular, round, smooth and hairless. Seeds ovoid, gray or light gray, nearly smooth; There is no seed pile. The flowering and fruiting period is from June 10 to April of the following year. ?

3. Chrysanthemum, chrysanthemum is one of the top ten famous flowers in China, one of the four gentlemen among flowers (Prunus mume) and one of the four cut flowers in the world (chrysanthemum, rose, carnation and gladiolus), with the highest yield. According to the cultivation form, it can be divided into many cultivation types, such as multi-headed chrysanthemum, single-headed chrysanthemum, big chrysanthemum, cliff chrysanthemum, artistic chrysanthemum, desk chrysanthemum and so on. According to the appearance of petals, it can be divided into garden hug, retreat hug, reverse hug, disorderly hug, happy hug, flying hug and other cultivation types. Different types of chrysanthemums are named after different varieties. Chrysanthemums bloom from September to December.

Clivia, native to the tropical region of southern Africa, grows under trees, so it is neither afraid of heat nor cold, likes semi-cloudy and semi-humid environment and is afraid of strong direct sunlight. The optimum growth temperature is between 18-28℃, lower than 10℃ and higher than 30℃, and the growth is inhibited. Clivia likes ventilated environment, deep, fertile and loose soil, and is suitable for growing in loose and fertile slightly acidic organic soil. Clivia is a famous greenhouse flower, suitable for indoor cultivation. Berries are purplish red and broadly ovoid. The flowering period is from New Year's Day to Spring Festival, mainly in spring and summer. It can bloom all year round, sometimes in winter, and also in June and July in summer. The fruit ripens about 10, and it is a berry with purple color. Flowers and leaves are beautiful.