Canada's Plant Hardiness Site

Viola lanceolata L.

lance-leaf violet, bog white violet, eastern water violet

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Data Details

Number unique observations: 1250
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	84

USDA Zones
Zone	%
1	0
2	0
3	1
4	14
5	19
6	27
7	14
8	15
9	6
10	1
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	10.04	5.31	2.6	3.9	4.69	6.0	8.7	12.38	19.6	21.36	22.7	24.4	0.8
Max Temperature of Warmest Period	28.23	3.23	21.4	23.3	24.4	25.6	28.1	30.6	33.2	33.4	34.45	35.8	19.4
Min Temperature of Coldest Period	-8.72	7.72	-21.8	-19.1	-17.51	-13.9	-10.1	-5.2	4.1	7.2	10.05	14.6	-25.2
Annual Precipitation	1145.84	213.74	661.0	803.45	841.9	975.0	1168.5	1280.0	1428.1	1504.55	1641.57	1745.0	497.0
Precipitation of Warmest Quarter	319.86	83.2	222.0	240.0	248.0	268.25	299.5	328.0	465.1	526.55	573.51	593.0	82.0
Precipitation of Coldest Quarter	257.32	87.59	54.84	91.45	145.0	200.25	269.0	310.0	380.1	406.0	436.0	467.0	44.0