Canada's Plant Hardiness Site

Apera interrupta (L.) P.Beauv.

interrupted bentgrass, dense silky bent, interrupted windgrass

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Data Details

Number unique observations: 231
Zone range (Canada): 2b - 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	1
3a	1
3b	1
4a	1
4b	1
5a	1
5b	1
6a	2
6b	1
7a	1
7b	1
8a	1
8b	1
9a	1
Outside Canada	89

USDA Zones
Zone	%
1	0
2	0
3	0
4	8
5	24
6	47
7	16
8	2
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	7.85	1.99	3.03	4.25	5.1	6.8	7.9	9.1	10.4	11.2	11.8	12.0	2.2
Max Temperature of Warmest Period	28.99	2.6	22.6	23.65	25.9	27.65	29.1	30.7	32.3	33.1	33.67	34.3	20.2
Min Temperature of Coldest Period	-7.84	3.04	-14.3	-12.7	-11.4	-9.8	-7.9	-6.1	-4.1	-3.05	0.81	1.5	-16.3
Annual Precipitation	516.84	228.64	176.2	244.0	274.0	357.0	466.0	637.0	811.0	970.0	1282.5	1327.0	112.0
Precipitation of Warmest Quarter	83.19	49.92	24.6	29.5	35.0	45.0	70.0	112.0	145.0	168.0	247.0	275.0	24.0
Precipitation of Coldest Quarter	172.53	105.93	33.6	54.0	70.0	102.0	141.0	222.5	289.0	369.0	573.8	639.0	26.0