Canada's Plant Hardiness Site

Arctagrostis latifolia (R.Br.) Griseb.

polargrass, broad-leaf arctic bent, wide-leaf polargrass

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Data Details

Number unique observations: 618
Zone range (Canada): 0a - 5b

p 1971-2000

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Hardiness Zones

Canadian Plant Hardiness Zones
Zone	%
0a	8
0b	9
1a	6
1b	4
2a	3
2b	3
3a	1
3b	1
4a	1
4b	1
5a	1
5b	1
6a	0
6b	0
7a	0
7b	0
8a	0
8b	0
9a	0
Outside Canada	61

USDA Zones
Zone	%
1	5
2	67
3	20
4	4
5	1
6	1
7	0
8	0
9	0
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	-8.32	5.3	-20.08	-18.0	-15.0	-11.7	-8.8	-4.0	-1.5	-0.08	2.0	3.2	-22.5
Max Temperature of Warmest Period	15.08	4.12	4.74	7.38	9.3	12.7	15.35	17.9	20.2	21.53	23.38	24.0	2.7
Min Temperature of Coldest Period	-29.06	6.71	-41.9	-38.6	-36.8	-33.3	-30.6	-24.72	-19.9	-16.6	-10.46	-7.0	-43.1
Annual Precipitation	324.68	180.62	87.17	107.85	125.7	172.0	279.0	450.25	603.1	670.15	784.62	964.0	80.0
Precipitation of Warmest Quarter	134.21	63.52	39.17	52.85	59.0	77.0	121.0	181.75	216.3	247.0	306.83	325.0	35.0
Precipitation of Coldest Quarter	53.64	43.78	9.17	12.0	14.0	22.0	38.0	73.0	110.6	145.45	210.49	242.0	8.0