The United States Department of Agriculture has updated its 1990 plant hardiness map, and it reveals that hardiness zones are drifting. The new USDA map… Read more
Plant hardinesss zones map
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The range of Plant Hardiness Zones in Canada is reflected in the colours used. At a glance, you can appreciate the subtle but important differences.… Read more
Global warming and plant hardiness
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I’m confused. Current winter weather predictions (2010-11) from Environment Canada, the Weather Network and the Farmers’ Almanac all agree that my southern Ontario garden will… Read more
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