What flowers are suitable for growing in Longnan? What are the city flowers and trees?

1. The climate characteristics of Longnan

The climate of Longnan is the transition between subtropical monsoon climate and temperate monsoon climate. Longnan is located in the southeast of Gansu. The climate is divided into northern subtropical zone, warm temperate zone and mid-temperate zone in horizontal distribution. There are three major types of temperate zones with large climate differences. The annual average temperature in the north subtropical zone is 2-14℃, the accumulated temperature of ≥10℃ is 4000-4800℃, and the precipitation is about 600 mm. It is suitable for planting some warm-loving plants. The altitude of the warm temperate zone is between 1100-2000 meters. The accumulated temperature of ≥10°C is 2100-4000°C, and the rainfall is between 500-800 mm. The elevation in the mid-temperate zone is generally above 2000 meters. The accumulated temperature of ≥10°C is less than 2100°C. The annual minimum temperature is below -20°C, which is suitable for planting large crops. Part of the plant. 2. What kind of flowers are suitable for growing in Longnan?

Longnan is known as "Longshang Jiangnan" and is suitable for planting many flowers, such as sedum, gypsophila, February orchid, marigold, and calendula. , Impatiens, Albizia julibrissin, crabapple, cold water flower, pomegranate, hibiscus, peach, redbud, cornflower, petunia, rapeseed, dianthus, bunch of red, cockscomb, honeysuckle, wisteria, rose flower, Peonies, amaryllis, dahlias, dahlias, fuchsias, tulips, etc.

3. What are the city flowers and trees of Longnan?

The city flower of Longnan is winter jasmine. It can withstand cold and is the earliest to bloom among all flowers. It blooms first and then leaves. , has a delicate fragrance, and is deeply loved by the people of Longnan because of its characteristics of not being afraid of severe cold, not choosing terroir, and strong adaptability. In addition, the city tree of Longnan is the olive tree. In 1975, Longnan City began to introduce olive trees and achieved success. The local climate is very suitable for planting olive trees, and the economic value is very high.