Canada's Plant Hardiness Site

Aira caryophyllea L.

silver hairgrass, silvery hairgrass, European silver hairgrass

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Data Details

Number unique observations: 885
Zone range (Canada): 3b - 9a

p 1971-2000

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Hardiness Zones

Canadian Plant Hardiness Zones
Zone	%
0a	0
0b	0
1a	0
1b	0
2a	0
2b	0
3a	0
3b	1
4a	1
4b	1
5a	1
5b	1
6a	1
6b	1
7a	1
7b	1
8a	1
8b	1
9a	1
Outside Canada	96

USDA Zones
Zone	%
1	0
2	0
3	0
4	0
5	1
6	20
7	30
8	36
9	11
10	1
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	13.51	3.22	6.07	8.5	9.5	10.7	13.9	16.0	17.6	18.5	19.9	20.2	3.9
Max Temperature of Warmest Period	29.88	4.43	20.77	22.5	23.4	26.3	30.5	33.6	35.5	35.8	36.62	37.0	18.3
Min Temperature of Coldest Period	-0.07	2.95	-9.1	-5.9	-4.4	-1.6	0.4	1.9	3.3	3.98	5.0	6.3	-10.1
Annual Precipitation	1093.56	379.95	418.84	501.6	578.4	821.0	1119.0	1302.0	1534.6	1804.8	2156.8	2384.0	176.0
Precipitation of Warmest Quarter	123.29	118.7	6.0	9.0	10.0	16.0	74.0	234.0	307.0	322.8	361.64	488.0	4.0
Precipitation of Coldest Quarter	435.24	189.87	165.84	219.2	248.0	282.0	374.0	563.0	722.2	808.6	938.92	1027.0	80.0