Canada's Plant Hardiness Site

Astragalus purshii Douglas

Pursh's milkvetch, woolly-pod milkvetch, Pursh's sheep-pod

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Data Details

Number unique observations: 1262
Zone range (Canada): 2a - 7b

p 1971-2000

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Hardiness Zones

Canadian Plant Hardiness Zones
Zone	%
0a	0
0b	0
1a	0
1b	0
2a	1
2b	1
3a	1
3b	1
4a	2
4b	1
5a	1
5b	1
6a	1
6b	1
7a	1
7b	1
8a	0
8b	0
9a	0
Outside Canada	94

USDA Zones
Zone	%
1	0
2	0
3	2
4	15
5	21
6	40
7	18
8	1
9	1
10	0
11	0
12	0
13	0

Bioclimatic profile

name	mean	S.D.	1%	5%	10%	25%	50%	75%	90%	95%	99%	maximum	minimum
Annual Mean Temperature	7.32	2.59	1.0	2.9	4.0	5.72	7.3	9.0	10.6	11.5	13.58	15.8	-0.3
Max Temperature of Warmest Period	29.24	2.73	21.6	23.9	25.6	27.7	29.5	31.2	32.4	33.3	34.7	36.7	19.8
Min Temperature of Coldest Period	-9.65	3.87	-19.1	-16.49	-15.0	-12.0	-9.3	-7.1	-4.71	-3.7	-0.6	0.7	-20.5
Annual Precipitation	365.14	138.15	161.61	200.05	227.0	272.25	337.5	419.0	540.9	650.8	844.39	979.0	119.0
Precipitation of Warmest Quarter	59.47	28.91	12.0	26.0	30.0	39.25	51.0	74.0	103.9	118.95	141.0	151.0	7.0
Precipitation of Coldest Quarter	120.57	78.97	26.61	35.0	44.0	72.0	98.0	147.0	214.9	295.95	404.73	454.0	21.0