What vegetables can you grow in Maoxian County, Aba Tibetan and Qiang Autonomous Prefecture, Sichuan Province in winter?

Maoxian County, Aba Tibetan and Qiang Autonomous Prefecture, Sichuan Province can grow shepherd's purse, pepper and other vegetables with good cold tolerance in winter.

Maoxian county is a county under the jurisdiction of Aba Tibetan and Qiang Autonomous Prefecture, Sichuan Province. It is located at the southeast edge of the Qinghai-Tibet Plateau in the northwest of Sichuan Province and southeast of Aba Tibetan and Qiang Autonomous Prefecture. Its geographical coordinates are 12 56 ′ ~ 14 1 ′ east longitude and 31 25 ′ ~ 32 16 ′ north latitude. It spans the mountain valleys in the upper reaches of Minjiang River and Fujiang River, with a length of 116.62km from east to west.

Maoxian's climate is influenced by the westerly wind environment and the southwest monsoon of Indian Ocean, and it belongs to plateau monsoon climate. Because of the great disparity in altitude, the vertical climate and regional climate are obvious, the local climate is complex, with abundant sunshine, less precipitation, dry climate, windy, obvious four seasons, distinct dry and wet seasons, cold in winter, cool in summer, and large temperature difference between day and night and regions. The common disastrous weather includes spring drought and summer drought, rainy in autumn, and frequent rainstorm, flood, hail and debris flow in spring and summer, which belongs to the earthquake-prone area on the Longmenshan fault zone. The average annual temperature is 11.℃, the extreme minimum temperature is-11.6℃, the extreme maximum temperature is 32.2℃, the frost-free period is 215.4 days, the average annual sunshine is 1549.4 hours, and the annual precipitation is 486.3mm..