Rhododendron is in a hurry, and the rhododendron is in a hurry

1. The genus of Kezen Liang.

Rhododendron belongs to the rhododendron family, rhododendron genus of plants, the other name is more than He Jueyun, the distribution range is relatively wide, so the name of each region is different, also called mountain pomegranate, Yingshan red, mountain heel, Zhaoshan red, Tang rhododendron and so on.

2. Morphology. Rhododendron is a deciduous shrub with a height of about 2-5 meters, with more slender branches and some rough hairs densely distributed. The leaves are leathery, about centimeters long, slightly curled at the edges, and have small fine teeth on them.

It blooms in April-May, the corolla is broadly funnel-shaped, and the color is red, sometimes bright red, sometimes dark red or rose. It can bear fruit and can produce oval-shaped capsules.

3. Habits. Rhododendron prefers to grow in acidic soils and does not grow well in alkaline soils. Like a cool climate environment, afraid of extreme heat in summer, can not withstand the cold climate in winter, the temperature suitable for growth is about 12-25 degrees Celsius, so you need to take measures to keep warm in winter.

It is suitable for growing under astigmatism, if the light is too strong, the leaves will be burned, and if the light is not enough, it will grow poorly.

4、**。Under normal circumstances, the market of ordinary rhododendron seedlings is usually about one yuan, because of the difference in varieties and specifications, so there are also differences.

Rhododendron, also known as mountain red and mountain pomegranate, is an evergreen or ordinary green shrub. According to legend, there were cuckoo birds in ancient times, crying day and night and coughing up blood, dyeing red flowers all over the mountain, hence the name. Rhododendron blooms in spring, with 2-6 flowers per cluster, the corolla is funnel-shaped, red, light red, etc., and the flower color is lush and gorgeous.

There are more than 900 species of Rhododendron in the world, and the horticultural varieties of Rhododendron are the offspring of the original Rhododendron through hybridization or bud transformation, and there are nearly 10,000 horticultural varieties in the world for more than a century.

Since the 20-30s of the 20th century, China has introduced rhododendrons from Japan, Europe and the United States for cultivation, and a small number of new varieties have been cultivated through hybridization, such as the "multicolor imitation Xijuan", "Xiaoer Qiao" and the alpine deciduous rhododendron hybrids "Red Butterfly", "Purple Butterfly", "White Butterfly" and other new varieties cultivated in recent years.

1. Spring cuckoo. There are many species of rhododendrons, and different varieties of rhododendrons have different flowering periods. For spring cuckoos, the flowering time is generally in late April, and the flowering time is generally in early May, and the flowering period is about 20 days.

2. Xia Juan. Summer cuckoo mainly refers to the rhododendron species that bloom in the summer. It usually blooms in mid-May, and the flowering time is usually in June, and some varieties can bloom until around July and August.

3. Dongjuan. Dongjuan mainly refers to those azaleas introduced into the Chinese market by Japan, and its flowering time is generally around New Year's Day.

4. Cuckoo. Cuckoo mainly refers to those azaleas introduced into the Chinese market by Europe, and its flowering time is generally around the Spring Festival.

5. Four seasons rhododendron.

Azalea alligos refer to some species of rhododendrons that have been modified by biotechnology and can bloom all year round. However, this requires careful maintenance by the owner to provide it with a suitable maintenance environment for flowering, otherwise, even it will not be able to bloom all year round.

Rhododendron Species of Kunming Institute of Botany, Chinese Academy of Sciences.