Canada's Plant Hardiness Site

Agrostis perennans (Walter) Tuck.

upland bentgrass, autumn bentgrass, upland bent, autumn bent

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Data Details

Number unique observations: 1458
Zone range (Canada): 2b - 7b

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	1
3a	1
3b	1
4a	3
4b	3
5a	2
5b	2
6a	1
6b	1
7a	1
7b	1
8a	0
8b	0
9a	0
Outside Canada	82

USDA Zones
Zone	%
1	0
2	0
3	2
4	15
5	20
6	28
7	15
8	15
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	9.97	3.71	2.4	4.2	5.2	7.5	9.8	12.5	15.2	16.8	18.79	21.1	-0.8
Max Temperature of Warmest Period	28.92	2.8	22.2	24.5	25.5	26.9	28.7	31.0	32.83	33.5	34.74	36.1	20.2
Min Temperature of Coldest Period	-9.45	5.35	-22.8	-19.0	-17.2	-12.2	-9.0	-6.5	-2.3	-0.8	2.84	7.3	-25.9
Annual Precipitation	1093.26	206.2	601.28	773.85	838.4	959.0	1101.5	1212.0	1335.0	1452.0	1644.72	1765.0	458.0
Precipitation of Warmest Quarter	305.13	39.42	210.0	244.0	257.0	282.0	304.0	329.0	347.0	363.15	441.29	472.0	153.0
Precipitation of Coldest Quarter	229.52	88.21	51.0	78.0	97.0	176.5	231.0	282.0	329.3	398.0	445.43	481.0	31.0