What flowers are suitable for Tsinghua in terms of cultivation
Tsinghua, located in the southeast of Gansu, is known as the 'Jiangnan on the陇' for its beautiful reputation. The temperate and semi-humid climate has bred a unique plant community. The distinct climate characteristics provide a natural advantage for flower planting, and the annual average precipitation of 700 millimeters and sufficient sunlight form an ideal growing environment.
Adaptability of Tsinghua's climate to flower growth
The typical temperate monsoon climate makes Tsinghua present spring rainy, summer cool, autumn comfortable, and winter dry throughout the year. The range of extreme low temperature -10℃ to high temperature 35℃ enables 80% of common ornamental plants to naturally overwinter here, especially shrub flowers such as roses and roses, which show strong adaptability.
Preferred courtyard flower varieties
Recommended for ground planting: woody and perennial combinations: • Woody layer: crape myrtle (100-day red), pomegranate (edible and ornamental),贴梗 crabapple (cold resistant) • Middle layer combination: iris (shade tolerant), peony (fleshy roots require drainage) • Ground cover: white clover (nitrogen fixing and moisture retention), mondo grass (evergreen)
Key points for indoor and outdoor potted plant maintenance
Indoor and outdoor transition areas can be cultivated: • Cycad (annual growth of 3-5cm), fan palm (drought resistant) • Seasonal herbaceous flowers: three-color violet (autumn sowing), dwarf morning glory (continuous flowering for 200 days) Pay attention to controlling the duration of light for short-day plants such as impatiens and poinsettia.
Cultural value of the city flower rose and the city tree pagoda tree
Rose, as the city flower, carries the city image of the 'Queen of Flowers'. The tree-like roses cultivated in the Qin'an rose base can reach a crown width of 3 meters and bloom for 8 months a year. Pagoda tree, as the king of street trees, the existing ancient pagoda tree in Nanguo Temple has a diameter of 2.4 meters, and its pinnate leaves form an urban forest荫 network.
It is recommended to adopt the principle of 'flowers in three seasons and green in four seasons' when planning the courtyard. The deep root characteristics of the pagoda tree make it the preferred choice for slope protection and soil consolidation, while the diverse applications of roses (hedge / arch / pillar) are promoting the transformation of Tsinghua into a garden city. Choosing suitable flowers not only improves the survival rate but also continues the ecological context of 'Xishi's hometown'.