Deciduous trees or shrubs of pomegranate; Deciduous shrubs or trees, 2-7m high and as thin as10m; Young branches are often angular, old branches are nearly round, and the top is often sharp. Leaves opposite or sub-tufted, papery, oblong or obovate, 2-9 cm long and 1-2 cm wide, with blunt or slightly concave or short apex, slightly blunt base, bright green leaves, light green back, hairless, convex midvein on the back, thin and dense lateral veins; Petiole is 5-7 mm long.
The history of pomegranate cultivation in China can be traced back to the Han Dynasty. According to Lu Gong's records, it was introduced from the Western Regions by Zhang Qian. Both north and south of China are cultivated, and Anhui, Jiangsu, Henan and other places have large planting areas, and some better varieties have also been cultivated. Huaiyuan County is the hometown of pomegranate in China, and "Huaiyuan Pomegranate" is a national geographical indication protection product.
2. Grape trees
Introduction to Grapevine: Grape Tree: Grape. In Israel, vines are rich in grapes, which can be eaten or made into wine and raisins. Grapes are purple and green, and can be used to make wine. Grapes are planted all over China.
There are many excellent varieties of grapes, among which Kyoho, Fujiminori, Jingxiu, Meirenzhi, Ruby, Honey Juice, Hutai No.8 in Shaanxi and Tizi in Turpan, Xinjiang are suitable for cultivation in Northeast China.
3. orange tree
Citrus reticulata is a small evergreen tree of Rutaceae, which is native to China and widely distributed in the provinces south of the Yangtze River. It is about 3 meters high. Branchlets are thinner, glabrous and usually spiny. It blooms in spring and matures in February 10 ~ 10.
Orange trees are evergreen all year round, with dense branches and leaves, neat tree posture, blooming flowers in spring, and heavy yellow and yellow-green fruits in autumn and winter are extremely beautiful.
4. Apple trees
Apple (Apple? The mill. ): It's a deciduous tree. Usually trees can be as high as 15 meters, but cultivated trees are only about 3-5 meters high. The trunk is grayish brown, and the bark has fallen off to some extent. The flowering period of apple trees depends on the local climate, but it is generally concentrated in April-May. Apple is a cross-pollinated plant, and most varieties cannot bear fruit by themselves.
Generally, after the apple is planted, it begins to bear fruit in 2-3 years. Fruit is generally red, but it depends on the variety. The fruit of apple tree is rich in minerals and vitamins and is one of the most commonly eaten fruits. The length of fruit growth period is generally 65-87 days for early-maturing varieties, 90- 133 days for middle-maturing varieties and 137- 168 days for late-maturing varieties. Generally speaking, the life span of planted apples can reach 15-50 years.
5. Jujube tree
Jujube (scientific name: Zizyphus jujuba? The mill. ), also known as jujube, jujube, thorn jujube, jujube. Jujube (Rhamnaceae) is a small deciduous tree, sparse shrub, with a tree height of more than10m, brown or grayish brown bark, a petiole length of 1-6mm, or a long branch of 1cm, with no hair or sparse hair, slender stipules and often falling off in the later stage.
Flowers are yellow-green, bisexual, glabrous, with short pedicels, solitary or dense axillary cymes. Drupe is oblong or rectangular, 2-3.5 cm long and 1.5-2 cm in diameter. When ripe, it turns from red to purple, and the mesocarp is thick and sweet. The seed is oblate, about 65438 0 cm long and about 8 mm wide.