Canada's Plant Hardiness Site

Juncus gerardii Loisel.

black-grass rush, black grass, Gerard's rush, saltmarsh rush, salt-meadow rush

Choose a layer: > Map for gardeners - (Based on temperature variables only) Current distribution map - (Based on temperature and precipitation variables) ssp126 2011-2040 ssp126 2041-2070 ssp126 2071-2100 ssp245 2011-2040 ssp245 2041-2070 ssp245 2071-2100 ssp585 2011-2040 ssp585 2041-2070 ssp585 2071-2100

Choose a model: > ANUCLIM Maxent

Data Details

Number unique observations: 386
Zone range (Canada): 2a - 9a

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p 1971-2000

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Hardiness Zones

Canadian Plant Hardiness Zones

Zone	%
0a	0
0b	0
1a	0
1b	0
2a	1
2b	1
3a	2
3b	4
4a	5
4b	4
5a	2
5b	3
6a	2
6b	1
7a	1
7b	1
8a	1
8b	1
9a	1
Outside Canada	72

USDA Zones

Zone	%
1	0
2	0
3	6
4	23
5	28
6	29
7	10
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	8.13	2.8	2.36	3.7	4.6	6.0	7.95	10.1	11.8	13.2	14.2	14.8	1.7
Max Temperature of Warmest Period	26.6	2.8	20.7	22.52	23.1	24.2	26.85	28.8	30.1	31.3	32.3	34.3	19.5
Min Temperature of Coldest Period	-10.19	4.63	-21.94	-18.0	-16.85	-12.4	-10.2	-7.3	-4.55	-2.5	0.82	1.2	-24.1
Annual Precipitation	1110.33	222.18	388.0	740.5	854.0	981.0	1150.0	1242.0	1338.0	1479.0	1534.15	1536.0	355.0
Precipitation of Warmest Quarter	271.7	46.97	102.95	149.75	235.5	256.0	274.5	303.0	317.5	325.0	343.15	405.0	78.0
Precipitation of Coldest Quarter	271.03	95.29	37.0	63.5	158.5	212.0	275.0	323.75	382.5	413.25	534.45	583.0	26.0

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