What are the classifications of green planting area?

1. 1 forest species

At present, there are two kinds of common trees in the landscaping of institutions, schools and other units in southern China, including deciduous trees and evergreen trees. Green trees include willow, banyan (Ficus macrophylla, Ficus tenuifolia, Ficus altissima, Ficus viridis, etc. ), Magnolia grandiflora (Magnolia grandiflora, Huang Yulan, Magnolia grandiflora, etc. ) and eucalyptus grandis (eucalyptus grandis, eucalyptus tenuifolia, eucalyptus Tahiti, etc.). ). In addition, there are fragrant incense, face tree, kapok, cypress and so on. Shrubs used for greening include: Fujian tea, Huang Xinmei, Huzi Jia, Huye, tea tree, Michelia, etc. In addition to trees and shrubs, many units in southern urban and rural areas use mango, longan, litchi and other fruit trees as greening, killing two birds with one stone. In addition, high-grade subtropical tree species, such as rhubarb coconut, betel nut, fish tail sunflower, hibiscus brown, etc., are not only planted in parks, but now they are often the first choice for greening trees in institutions and schools.

The above trees should be planted according to the requirements of landscape planning and design and the actual situation of the unit.

1.2 grassland

Grassland vegetation has a large planting area in unit greening, and it is planted as a square lawn on the flat land, and grass hills (grass hills) on the sloping walls and hills. Grassland vegetation is lush, soil and water conservation effect is good, there is no loess exposed, and the green grassland makes people relaxed and happy. At present, grass species used for greening in southern units and schools are grass, big leaf grass and coniferous grass in Taiwan Province Province. Grass in Taiwan Province Province has fast growth speed, dark green leaves, tender and even leaves and good ornamental effect, which is suitable for planting in Louqianmen Ping and open areas. Big leaf grass is drought-tolerant and barren, with large leaves, good coverage, good farsightedness and poor close-up viewing. Suitable for planting on hillsides, mountains and corners. Coniferous grass has hard leaves and stems, creeping growth, drought resistance and barren resistance, strong vitality, but poor ornamental effect. Suitable for planting in barren land that is easy to trample and tilt.

1.3 green pheasant

Pheasant is an indispensable planting type in the unit garden, which is not only ornamental, but also the isolation belt along the inter-regional road. There are three kinds of common pheasants in greening: plane pheasant, garden pheasant and modeling (or word-making) hedge. The tree species often planted in these hedges are Huperzia serrata, Fujian tea, Huang Xinmei and so on. Huperzia serrata is rough in texture, easy to grow and has dark green leaves, which is suitable for flat hedges. Fujian tea is thick and fast-growing, with dark green leaves, which is suitable for hedgerows near the wall. Huang Xinmei is thick, with yellow-green leaves, easy to shape and good ornamental effect, and is often used for hedge modeling.

1.4 flower bonsai

Flowers are the essence of landscaping planting types, including potted plants and ground plants, herbs and woody plants, as well as the differences between shady and sunny plants, indoor and outdoor plants. As the name implies, flowers are mainly used for viewing flowers. Choose different types and varieties for planting while greening, and you can also manually adjust its flowering period to make flowers bloom all year round. The herbaceous flowers commonly used in greening are red and green grass, which are brightly colored and often used for planting patterns. Spring Festival is suitable for three-dimensional greening, and there are lilacs, a bunch of safflower, peony, canna, lily, chrysanthemum, begonia, paper bursting, all over the sky, century-old harmony and so on. Woody flowers include: Rhododendron (Bougainvillea), Camellia, Michelia, Plum Blossom, Apricot Blossom, Osmanthus fragrans, Carthamus tinctorius, Dragon Tuzhu, Golden Bougainvillea and Silver Bud Blossom. Shade plants suitable for indoor cultivation are: Brazilian iron, green reed, Chinese flower, tortoise shell bamboo, green overlord, rich bamboo, rich tree, cash cow and so on. Bonsai is a masterpiece of plant art. In the unit landscaping, there are many bonsai in Shucun. Choosing the right materials, according to the growth characteristics of plants, combined with artificial art modeling, is the most beautiful sketch in the garden.