Solitary planting: refers to a plant planted alone in a place, which can become a landscape independently, called solitary planting.

Cluster planting: refers to the combination of more than one to more than ten trees into a whole structure. Cluster planting can form a very natural plant landscape and is an important means to use plants for landscaping. Generally, clumping can be composed of trees and shrubs with different sizes of 15 [glow] at most (note that it can be composed of the same or different plants.

Suitable for the site and the tree: it means that the conditions in the planting area adapt to the growth conditions of the planted tree species and can grow well, which is called suitable for the site and the tree.

Native tree species: refers to the original natural distribution tree species in this area.

Heterochromatic tree: refers to the variation of tree species, such as the original plant has green leaves, the color of the leaves has changed due to variation, and it can be successfully inherited, which is called heterochromatic tree.

Introduction: introduce excellent plant varieties from other places to the local area for propagation and promotion.

Domestication refers to the process of enhancing the tolerance of plants to certain ecological factors through experimental induction.

Soilless culture: Soilless seedling raising, also known as soilless seedling raising, takes solid substances outside the soil as matrix, pours nutrient solution, or adopts hydroponics or fog culture without using any matrix. According to whether substrate is used or not, it can be divided into substrate seedling raising and nutrient solution seedling raising. The former uses vermiculite, perlite, rock wool and other substrates to irrigate nutrient solution seedlings; The latter does not use any substrate, but only some supports and nutrient solution.

Flowering period: As the name implies, it refers to the flowering period of plants. The long ones can last for half a year, and the short ones can only last for a few days.

Variety: refers to the cultivated plant population formed by artificial selection with relatively stable genetic traits and roughly the same species and human needs.