Canada's Plant Hardiness Site

Veronica officinalis L.

common speedwell, heath speedwell, upland speedwell

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Data Details

Number unique observations: 5408
Zone range (Canada): 2a - 9a

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	1
3b	1
4a	6
4b	7
5a	4
5b	4
6a	3
6b	2
7a	1
7b	1
8a	1
8b	1
9a	1
Outside Canada	68

USDA Zones
Zone	%
1	0
2	0
3	1
4	18
5	29
6	37
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	7.55	2.69	2.2	3.6	4.2	5.5	7.2	9.6	11.1	12.3	13.7	15.6	-0.3
Max Temperature of Warmest Period	26.62	2.34	20.61	22.6	23.7	25.1	26.7	28.4	29.6	30.4	31.5	32.5	18.6
Min Temperature of Coldest Period	-11.22	4.91	-21.5	-19.2	-17.8	-14.8	-11.1	-8.1	-5.3	-2.6	0.7	1.5	-25.2
Annual Precipitation	1100.95	226.67	618.14	779.35	822.0	958.0	1100.0	1217.0	1351.3	1494.95	1836.93	2135.0	423.0
Precipitation of Warmest Quarter	277.95	60.25	94.07	130.0	204.0	255.0	290.0	315.0	338.0	351.0	388.0	466.0	81.0
Precipitation of Coldest Quarter	265.27	117.59	81.0	120.0	153.0	202.0	248.0	295.0	380.0	475.65	771.0	849.0	46.0