Canada's Plant Hardiness Site

Astragalus williamsii Britton & Rydb.

Williams' milkvetch

Synonymy

Data Details

Number unique observations: 59
Zone range (Canada): 0a - 2a

p 1971-2000

Map Legend
Download Grid Data
Hardiness Zones
Canadian Plant Hardiness Zones
Zone%
0a10
0b16
1a15
1b9
2a1
2b0
3a0
3b0
4a0
4b0
5a0
5b0
6a0
6b0
7a0
7b0
8a0
8b0
9a0
Outside Canada45
USDA Zones
Zone%
17
273
317
42
51
60
70
80
90
100
110
120
130
Bioclimatic profile
namemeanS.D.1%5%10%25%50%75%90%95%99%maximumminimum
Annual Mean Temperature -3.281.05-6.17-4.74-4.4-4.05-3.1-2.6-2.3-1.39-1.3-1.3-7.1
Max Temperature of Warmest Period 20.552.0415.9617.2817.6619.0520.822.3522.822.9123.2423.315.9
Min Temperature of Coldest Period -27.372.33-31.38-31.2-30.64-29.25-26.8-25.35-24.58-24.28-23.71-23.3-31.5
Annual Precipitation 314.1942.88242.9258.7269.6285.5307.0340.0369.0385.1440.64465.0240.0
Precipitation of Warmest Quarter 146.5422.96115.48118.0121.6130.0140.0159.5184.0192.4205.46213.0112.0
Precipitation of Coldest Quarter 50.4412.7925.5833.336.645.049.055.065.272.390.56101.025.0