A hardiness zone is a geographic area defined as having a certain average annual minimum temperature, a factor relevant to the survival of many plants...

often simplified to a hardiness zone. In temperate latitudes, the term most often describes resistance to cold, or "cold-hardiness", and is generally measured...

Zone 3 may refer to: Travelcard Zone 3, of the Transport for London zonal system Hardiness zone 3, a geographically defined zone in which a specific category...

Climate classification Clime Hardiness zone Polar regions of Earth Subtropics Temperate climate Tropics "The Five Geographical Zones Of The World". WorldAtlas...

Zone 5 may refer to: Travelcard Zone 5, of the Transport for London zonal system Hardiness zone, a geographically defined zone in which a specific category...

(plants), the ability of plants to survive adverse growing conditions Hardiness zone, area in which a category of plants is capable of growing, as defined...

Zone 1 may refer to: Hardiness zone, a geographically defined zone in which a specific category of plant life is capable of growing Fare Zone 1, of the...

life for an extended time span Frigid zone, a geographical zone on Earth Hardiness zone, a geographically defined zone in which a specific category of plant...

Zone 2 may refer to: Travelcard Zone 2, of the Transport for London zonal system Hardiness zone, a geographically defined zone in which a specific category...

disturbances. Examples of empiric classifications include climate zones defined by plant hardiness, evapotranspiration, or associations with certain biomes, as...