Ginkgo biloba is a deciduous tree with a DBH of 4 meters. The bark of young trees is nearly smooth, light gray, and the bark of big trees is grayish brown, irregular and rough longitudinally. There are long branches and slow-growing short branches.

Ginkgo biloba is a light-loving tree with deep roots and wide adaptability to climate and soil. It can grow in areas with high temperature, rainy, little rainfall and cold winter, but it grows slowly or badly. It can grow on acidic soil, calcareous soil and neutral soil, but it is not tolerant to saline-alkali and over-wet soil.

Ginkgo biloba is a rare tree species left over from Mesozoic era, and it is a specialty of China. There are only wild trees in Tianmu Mountain, Zhejiang. They are born in acidic yellow soil with good drainage at an altitude of 500- 1000 meters, and often mix with coniferous and broad-leaved trees such as Cryptomeria fortunei, Torreya grandis and Orchidaceae, and grow vigorously.

After cutting, water is poured enough to keep the soil moist and take root in about 40 days. Normal management after survival can be transplanted in the next spring. The time of shoot cutting is from late May to mid-June,

Ginkgo trees grow slowly and have a very long life. Under natural conditions, Ginkgo biloba takes more than 20 years from planting to fruiting, and will bear a large number of fruits after 40 years. So some people call it "gongsunshu", which means "public can eat grandchildren". It is a longevity star in trees, which has ornamental, economic and medicinal values.

Extended data:

1, Ginkgo tree blooms in April and matures in June, with long petioles and drooping seeds, which are often oval, obovate, ovoid or nearly ovoid. Exocarp is fleshy and covered with white powder. Exocarp is fleshy and yellow or orange when mature.

2. Once planted, Ginkgo biloba has a long life and benefits for a long time, so it is very important to choose the land. Ginkgo biloba is a light-loving tree species, so it is advisable to choose sunny slope with small slope as afforestation site. The requirements for soil conditions are not strict, but neutral or slightly acidic soil with thick upper layer, moist and fertile soil and good drainage is better.

3. Ginkgo tree is a famous long-lived tree species, with strong vitality, peculiar leaf shape and easy grafting, reproduction and pruning. It is a high-quality material for making bonsai, especially the ginkgo bonsai made of ginkgo tree milk, which has high ornamental value and economic value.

References:

Baidu encyclopedia-ginkgo tree