Canada's Plant Hardiness Site

Picea sitchensis (Bong.) Carrière

Sitka spruce, coast spruce, tideland spruce, Menzies spruce

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Data Details

Number unique observations: 1599
Zone range (Canada): 1b - 9a

p 1971-2000

Map Legend

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Hardiness Zones

Canadian Plant Hardiness Zones
Zone	%
0a	0
0b	0
1a	0
1b	1
2a	1
2b	1
3a	2
3b	4
4a	5
4b	7
5a	6
5b	7
6a	5
6b	3
7a	2
7b	2
8a	3
8b	2
9a	1
Outside Canada	43

USDA Zones
Zone	%
1	0
2	0
3	1
4	9
5	30
6	26
7	14
8	11
9	4
10	1
11	0
12	0
13	0

Bioclimatic profile

name	mean	S.D.	1%	5%	10%	25%	50%	75%	90%	95%	99%	maximum	minimum
Annual Mean Temperature	7.01	3.0	-0.5	1.4	2.7	4.9	7.5	9.5	10.4	10.9	11.8	16.0	-2.2
Max Temperature of Warmest Period	19.78	3.13	13.2	15.0	15.9	17.3	19.8	22.2	23.9	24.7	25.8	29.3	10.7
Min Temperature of Coldest Period	-2.8	4.52	-15.3	-11.71	-10.0	-5.6	-0.9	0.6	1.5	2.1	3.3	5.3	-17.1
Annual Precipitation	2008.22	712.61	606.94	891.4	1082.2	1449.5	2005.0	2541.5	2952.0	3150.0	3557.3	4011.0	411.0
Precipitation of Warmest Quarter	247.35	119.38	43.0	85.8	108.0	159.5	227.0	321.5	417.0	495.1	567.06	602.0	11.0
Precipitation of Coldest Quarter	736.78	282.13	161.98	286.7	369.0	515.5	740.0	938.0	1139.0	1213.0	1301.02	1404.0	78.0