Canada's Plant Hardiness Site

Ambrosia psilostachya DC.

perennial ragweed, western ragweed, naked-spike ambrosia, Cuman ragweed

Synonymy

Data Details

Number unique observations: 3433
Zone range (Canada): 2b - 8a

p 1971-2000

Map Legend
Download Grid Data
Hardiness Zones
Canadian Plant Hardiness Zones
Zone%
0a0
0b0
1a0
1b0
2a0
2b1
3a1
3b2
4a1
4b1
5a1
5b1
6a1
6b1
7a1
7b1
8a1
8b0
9a0
Outside Canada89
USDA Zones
Zone%
10
20
35
416
517
624
714
814
97
101
110
120
130
Bioclimatic profile
namemeanS.D.1%5%10%25%50%75%90%95%99%maximumminimum
Annual Mean Temperature 14.175.112.65.36.89.915.218.320.120.822.924.80.6
Max Temperature of Warmest Period 32.643.2724.626.227.730.433.635.335.936.237.641.922.8
Min Temperature of Coldest Period -4.387.73-23.37-18.34-14.8-10.4-2.52.14.66.38.411.3-26.2
Annual Precipitation 732.19281.23268.0350.6390.0488.0725.0915.01097.61248.41442.721590.0108.0
Precipitation of Warmest Quarter 198.5891.297.011.025.2173.0198.0253.0315.0332.0393.68481.04.0
Precipitation of Coldest Quarter 146.4695.725.032.037.063.0132.0203.0285.0325.8411.0463.020.0