Citrus
genus of fruit-bearing plants (source of fruit such as lemons and oranges)
Can citrus grow in Ulaanbaatar?
Citrus can withstand short periods down to as cold as −10 °C (14 °F), but realistically temperatures not falling below −2 °C (28 °F) are required for successful cultivation. Ulaanbaatar has an average annual temperature of −0.4 °C or 31.3 °F.
What climates are suitable for growing citrus? What is the climate of Ulaanbaatar? Is #2 similar to #1?