Sentences with phrase «hardiness map»

In January, the Agriculture Department released a new plant hardiness map, the first major update since 1990.
Familiar to anyone who has paged through a nursery catalogue, the USDA hardiness map divides North America into 11 latitudinal zones, each representing a 10 - degree (Fahrenheit) range of «average annual minimum temperature» — the coldest lows that can be expected in that area.
U.S.D.A. Plant Hardiness Map enables users to see which plants are most likely to thrive in any U.S. area

Not exact matches

The Hardiness Zone color - key map divides the United States and Canada into 11 different zones based on the average temperature for each zone.
Introduce students to the Plant Hardiness Zone Map resource on the ArborDay.org Web site.
The Arbor Day Foundation developed this U.S. Hardiness Zone Map based upon data from 5,000 National Climatic Data Center cooperative stations across the continental United States.
Turns out that, for the USA at least, plant hardiness zone maps get the overall idea across much better.
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