Canada's Plant Hardiness Site

Tsuga heterophylla (Raf.) Sarg.

western hemlock, Pacific hemlock

Synonymy

Data Details

Number unique observations: 4841
Zone range (Canada): 0a - 9a

p 1971-2000

Map Legend
Download Grid Data
Hardiness Zones
Canadian Plant Hardiness Zones
Zone%
0a1
0b1
1a1
1b1
2a1
2b2
3a3
3b4
4a5
4b6
5a5
5b6
6a4
6b3
7a2
7b1
8a1
8b1
9a1
Outside Canada50
USDA Zones
Zone%
10
20
32
416
530
630
78
86
92
100
110
120
130
Bioclimatic profile
namemeanS.D.1%5%10%25%50%75%90%95%99%maximumminimum
Annual Mean Temperature 5.143.63-2.36-0.80.32.35.28.210.010.611.513.4-4.6
Max Temperature of Warmest Period 20.553.9411.914.115.317.620.723.425.827.028.632.38.9
Min Temperature of Coldest Period -6.785.8-17.6-15.5-14.5-11.8-7.0-0.90.71.32.564.1-24.1
Annual Precipitation 1537.62667.63542.0695.0785.0997.01396.01991.02512.02825.03249.83576.0266.0
Precipitation of Warmest Quarter 203.0680.554.483.0103.0145.0200.0249.0304.0351.0434.0487.022.0
Precipitation of Coldest Quarter 577.85290.93149.0205.0235.0333.0525.0797.0999.01113.01263.01404.044.0