13+ Agriculture Canada Hardiness Zone Map Pics. It combines information about a variety of climatic conditions across the entire country to produce a single map. Department of agriculture (usda) and natural resources.
Today the most widely used system is the one first published in 1960 and developed for the united states department of agriculture (usda) by.
The canadian plant hardiness zone map was updated in 2000. This date has been acquired from years of weather records and is particularly useful for planting trees, shrubs and since then, agriculture canada and harvard university have also come out with maps. In disciplines such as agriculture, forestry and horticulture, it is customary to make use of various hardiness zone. Click here for a detailed explanation.