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Know your growing zone

Do you know which zone you are in? This is an important piece of information when selecting plants for your garden.




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Plant Hardiness Zones


An important part of gardening is knowing the hardiness zone of the perennials, annuals, and bulbs you plan on planting. Knowing this piece of gardening information will enable you to select the right plants for your location. In addition to knowing your hardiness zone, knowing the approximate frost dates for your zone may prove beneficial, too.



PLANT HARDINESS ZONE MAP

Provided by the U.S. Department of Agriculture, this zone map indicates the recommended range in which plants will grow well. Hardiness is defined as the ability of a plant to thrive given specific weather conditions within the "zone".

U.S.A.

Canada





Average frost dates, by zone, for Northern Hemisphere

ZONE AVERAGE FIRST FROST AVERAGE LAST FROST
1 July 1 / July 31 June 1 / June 30
2 Aug. 1 / Aug. 31 May 1 / May 31
3 Sept. 1 / Sept. 30 May 1 / May 31
4 Sept. 1 / Sept. 30 May 1 / May 31
5 Sept. 30 / Oct. 30 March 30 / April 30
6 Sept. 30 / Oct. 30 March 30 / April 30
7 Sept. 30 / Oct. 30 March 30 / April 30
8 Oct. 30 / Nov. 30 Feb. 22 / March 30
9 Nov. 30 / Dec. 30 Jan. 30 / Feb. 28
10 Nov. 30 / Dec. 30 Jan 30 or earlier
11 No frost throughout year No frost throughout year
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