Canada's Plant Hardiness Site

Arnica mollis Hook.

hairy arnica, cordilleran arnica, cordilleran leopardbane

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Data Details

Number unique observations: 792
Zone range (Canada): 0b - 8b

p 1971-2000

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Hardiness Zones

Canadian Plant Hardiness Zones
Zone	%
0a	0
0b	1
1a	1
1b	1
2a	2
2b	5
3a	9
3b	8
4a	6
4b	4
5a	2
5b	2
6a	1
6b	1
7a	1
7b	1
8a	1
8b	1
9a	0
Outside Canada	50

USDA Zones
Zone	%
1	0
2	1
3	24
4	26
5	22
6	19
7	3
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	1.87	3.09	-4.7	-2.8	-1.9	-0.3	1.6	4.1	6.09	7.04	9.3	11.2	-5.9
Max Temperature of Warmest Period	21.16	4.04	12.76	14.56	15.8	18.1	21.4	24.0	26.2	27.6	30.31	32.8	11.2
Min Temperature of Coldest Period	-13.54	4.61	-23.01	-20.0	-19.2	-17.1	-14.0	-10.4	-7.02	-5.46	-3.18	0.3	-26.4
Annual Precipitation	812.28	367.62	303.73	401.0	437.0	567.0	720.5	934.25	1299.6	1685.55	1983.24	2232.0	243.0
Precipitation of Warmest Quarter	137.21	61.12	36.91	46.0	57.0	91.0	134.0	174.0	224.0	252.45	290.27	318.0	26.0
Precipitation of Coldest Quarter	278.97	191.38	46.82	87.0	110.0	149.0	213.0	352.75	556.9	717.7	889.9	986.0	21.0