What is the latest information about poplars?

White poplar, also known as poplar, silver poplar, etc., is a deciduous tree of the poplar family, characterized by strong vitality, tall and straight, strong and unwavering, close to unity, striving for the top, stubborn and erect, indomitable spirit, and various uses. It can be used as firewood, furniture, purlin beams, agricultural tools and so on. Let's take a look at the materials of poplars.

Morphological characteristics of Poplar

Poplar tree-like height of 5 to 15 meters, broad crown, white trunk, white to gray bark, the base is often rough. Branchlets whitish tomentose, germinating branches and long branches with broad leaves. The leaf margin has irregular tooth buds, the petiole is as long or short as the leaf blade, and is white tomentose. Male inflorescence 3-6 cm long, bracts about 3 mm long, stamens 8-10 mm, anthers purplish red. Female inflorescence 5-10 cm long, pistil with short soldiers, stigma 2-lobed. Capsule conic, ca. 5 mm, glabrous, 2-valved. The flowering period is from April to May and the fruiting stage is from May to June.

The living environment of poplar

Poplar is a common kind of tree in Northwest China. As long as there is grass, there is the shadow of poplar. Do not pay much attention to living conditions, the roadside, the ridge of the field, where there is loess, where it lives. Do not pursue Rain Water, do not lust for sunshine, even in the hard ground, as long as give it a little water, a branch of poplar will take root and sprout. As long as you move the living space of weeds, you can decorate the yellow land and prop up a piece of green. Do not need people to fertilize, do not need to water like the delicate lawn, as long as do not wield a knife and axe to cut, give it a loose environment, let it absorb the free air, it will be straight up.

Geographical distribution of poplar

Poplars are distributed in Europe, North Africa and western Asia. China is mainly distributed in Xinjiang, Inner Mongolia, Hebei, Shanxi, Shaanxi, Liaoning, Shandong, Henan, Ningxia, Gansu, Qinghai, Jiangsu, Anhui, Shanghai, Zhejiang, Jiangxi, Jilin, Heilongjiang, Beijing, Tianjin and other places. There are also a few in the southwest, such as Sichuan, Chongqing, Guangxi, Yunnan and so on.

Growth habits of Poplar

Poplar trees like light and cannot bear shade. It is resistant to severe cold and has no frost damage at minus 40 degrees. Resistant to dry climate, but not resistant to hot and humid, southern cultivation is prone to diseases and insect pests, and the trunk is often curved in the shape of a shrub. Light alkaline soil tolerant to poverty, tolerant to soils with salt content less than 0.4%, but growing poorly in clayey soils. Deep root, developed root system, strong soil consolidation ability and strong root tiller. Strong resistance to wind, diseases and insect pests. The life span is more than 90 years.

Cultivation value of Poplar

Poplar has a strong adaptability, the tree shape is tall, the silver leaves shake in the breeze and shine in the sun have a special flickering effect, the appearance is straight and clean, it has a certain ornamental value, and can be used as shade trees and street trees in the lawn. It can also be used as sand fixation, soil protection, rock protection, embankment and barren sand afforestation. In addition, there is medicinal value, extract from poplar (including salicylic acid), can relieve pain and fever, poplar bark has the effect of expelling wind, removing blood stasis, eliminating phlegm, treating wind arthralgia, beriberi, blood stasis, dysentery of pregnancy, toothache, mouth sores and other diseases.