Canada's Plant Hardiness Site

Cystopteris fragilis (L.) Bernh.

fragile fern, brittle bladder fern, northern fragile fern, brittle fern

Synonymy

Data Details

Number unique observations: 4988
Zone range (Canada): 0a - 9a

p 1971-2000

Map Legend
Download Grid Data
Hardiness Zones
Canadian Plant Hardiness Zones
Zone%
0a5
0b7
1a6
1b5
2a5
2b6
3a4
3b3
4a2
4b1
5a1
5b1
6a1
6b1
7a1
7b1
8a1
8b1
9a1
Outside Canada47
USDA Zones
Zone%
11
229
324
413
511
611
75
81
91
101
110
120
130
Bioclimatic profile
namemeanS.D.1%5%10%25%50%75%90%95%99%maximumminimum
Annual Mean Temperature 3.955.4-11.2-6.3-3.21.14.47.210.212.615.320.5-13.3
Max Temperature of Warmest Period 23.875.1711.914.416.220.524.427.630.131.533.939.77.6
Min Temperature of Coldest Period -13.748.1-33.01-29.6-25.5-18.1-13.3-8.6-3.60.13.37.3-35.9
Annual Precipitation 772.51375.39217.0299.0357.0488.0705.0978.01274.01526.01910.392192.0116.0
Precipitation of Warmest Quarter 172.5691.6211.035.049.0103.0164.0247.0303.0324.65360.13461.06.0
Precipitation of Coldest Quarter 225.49182.8828.039.051.089.0178.0290.0489.3635.0829.0905.014.0