Hemiboreal means halfway between the temperate and subarctic (or boreal) zones.
The term is most frequently used in the context of climates and ecosystems.
A significant number of nut species, such as aspens, oaks, maples, ash trees, birches, beeches, hazels, and hornbeams, can be found here.
On occasion, it is applied to all areas that have long, cold winters and warm (but not hot) summers—which also including areas that are semiarid (BS) and arid (BW) based on average annual precipitation.
Examples of locations with hemiboreal climates or ecosystems include: