Canada's Plant Hardiness Site

Primula borealis Duby

northern primrose, boreal primrose

Synonymy

Data Details

Number unique observations: 102
Zone range (Canada): 0a - 8a

p 1971-2000

Map Legend
Download Grid Data
Hardiness Zones
Canadian Plant Hardiness Zones
Zone%
0a8
0b10
1a8
1b7
2a7
2b8
3a5
3b2
4a2
4b1
5a1
5b1
6a1
6b1
7a1
7b1
8a1
8b0
9a0
Outside Canada32
USDA Zones
Zone%
11
245
331
411
56
62
71
81
90
100
110
120
130
Bioclimatic profile
namemeanS.D.1%5%10%25%50%75%90%95%99%maximumminimum
Annual Mean Temperature -3.357.22-12.3-11.8-11.6-10.7-4.755.156.86.97.07.1-12.3
Max Temperature of Warmest Period 17.684.9410.911.7112.1814.115.523.524.9925.425.525.710.7
Min Temperature of Coldest Period -22.028.55-33.59-32.7-32.4-30.88-22.25-12.55-10.3-9.52-7.61-7.3-33.6
Annual Precipitation 609.6531.8599.01103.05117.2165.25328.01212.751446.61480.21530.861599.099.0
Precipitation of Warmest Quarter 170.9496.7653.056.057.180.0158.0274.0294.4322.75364.7375.053.0
Precipitation of Coldest Quarter 144.67161.2110.0111.012.120.2544.0326.5415.7429.5446.84448.010.0