Can anoectochilus roxburghii be planted in Yan 'an?

Yan 'an is not suitable for planting anoectochilus roxburghii because of its varied climate.

Growth habit: Anoectochilus roxburghii likes to be cool and moist, and especially likes to grow on the ditch side of evergreen broad-leaved trees, stone walls and moist areas with loose soil. The temperature is 20℃ ~ 32℃ and the illumination is 3000-5000LUX. Too strong light is easy to cause plant stems to crawl; Too weak light will make the stem slender. Different varieties of anoectochilus roxburghii have different requirements for light.

Yan 'an Climate: Yan 'an belongs to a warm temperate semi-humid arid climate zone, and the annual climate change is affected by monsoon circulation.

Spring is dry and rainy, the temperature rises rapidly, the climate is changeable, and there is strong wind and sand. Intraseasonal precipitation accounts for 65,438+07% of the annual total. The average temperature in March is 4.5℃, and the average temperature in May is 65438 06.9℃, and the highest temperature can reach 36.5℃. When strong cold air strikes, the minimum temperature can drop to about 0℃, resulting in frost.

It is hot and rainy in summer, and the seasonal precipitation is 3 12.3mm, accounting for 57% of the annual total. Mostly intermittent weather, sometimes accompanied by hail. The seasonal average monthly temperatures are 265,438+0.65,438+0 ~ 22.9℃, the hottest in July is 22.9℃, and the highest temperature in the season is 39.7℃, and there is no hot period. [8]?

In autumn, the temperature drops rapidly, and it is wet, rainy and foggy. The precipitation days in September are 1 1 ~ 12 days, and the foggy days in September ~ 10 account for half of the whole year. The first frost appears from late September to early October of 10, and the soil freezes in early October of 10.

In winter, there is little rain and snow. It is clear in Wan Li, dry and cold, and Dorsey is north. The precipitation in this season is only 13mm, accounting for 4% of the annual total. 65438+ 10 is the coldest month, with an average temperature of -6.4℃, an extreme minimum temperature of -25.4℃ and an average relative temperature of 54-60%.