Huang Xin

Huang Xin

Also known as Jasminum yunnanense, also known as Jasminum yeyingchun, Jasminum MEII, Jasminum yunnanense, Jasminum yunnanense, golden belt, Jasminum nanense, Campanula, Latin name: Jasminum mesnyi Hance, Oleaceae, Jasminum evergreen erect subshrub, 0.5-5 meters high, branches drooping. Branchlets tetragonal, sulcate, smooth, glabrous. It is suitable for trellis hedgerow or high land hanging cultivation. It is mainly produced in Yunnan Province, China. It grows in the area of 500-2600 meters above sea level, and generally grows in valleys or forests.

morphological character

Evergreen shrub, 2-3m high. Branches slender arched, soft drooping, quadrangular, branchlets glabrous. The leaflets are oblong lanceolate, the base gradually narrowed into short stalks, and two lateral ones are smaller and sessile. It blooms from March to April. The flowers are solitary at the end of branchlets, pale yellow, with leaflike bracts and often double petals.

Growth environment

Like light, slightly resistant to shade. When the temperature is lower than - 12 ℃, it will produce fallen leaves, and the tender shoots will be frozen, but it can still grow normally in the next year. It is not strict to the soil, drought resistant and barren, but it grows well in the deep and fertile soil with good drainage. The sprouting ability is strong.

Distribution range

Native to Yunnan, it is quite common in gardens in the south. Potted plants in normal temperature room in North China.

Main value

Garden use

It is suitable to be planted on the edge of water revetment or wall, or on the edge of roadside forest; greenhouse potted plants are often woven into various shapes for viewing.

market price

seedlings of Euonymus yunnanensis as ground cover hedge are popular in the market and are widely planted in Zhejiang and Jiangsu. The price of Euonymus yunnanensis in 2012 can be consulted.

cultivation techniques

Cuttage, layering and ramet were used for propagation. As long as you pay attention to watering, it is easy to survive. In rainy season, it's better to use sticks to stir the branches on the ground for several times to prevent them from contacting with wet soil for rooting, which will affect the uniformity of plants. In order to get a single stem upright tree shape, the young trees can be supported by bamboo poles to make them grow upright and upward, and the buds at the base can be removed. When they grow to the required height, the top buds can be removed to form a drooping arch crown. control of common diseases and insect pests I. diseases

1. Leaf spot

control method: spray 65% mancozeb 600 times.

2. Rhizobia

control method: soak the seedlings in 1% copper sulfate solution for 5 minutes before planting. Second, insect pests. Yes

scale

and

Whitefly

. control method: spray with 40% Omethoate EC 1500 times.