Canada's Plant Hardiness Site

Athyrium angustum (Willd.) C.Presl

northeastern lady fern, northern lady fern, subarctic lady fern

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Data Details

Number unique observations: 4663
Zone range (Canada): 2a - 7b

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	6
3b	5
4a	5
4b	5
5a	3
5b	3
6a	2
6b	1
7a	1
7b	1
8a	0
8b	0
9a	0
Outside Canada	64

USDA Zones
Zone	%
1	0
2	1
3	14
4	23
5	28
6	29
7	3
8	0
9	0
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	6.46	2.36	1.0	2.5	3.5	4.8	6.5	8.1	9.6	10.2	12.14	13.7	-1.0
Max Temperature of Warmest Period	26.66	1.84	21.9	23.7	24.3	25.4	26.7	28.1	28.8	29.49	30.9	32.2	20.7
Min Temperature of Coldest Period	-14.64	4.41	-25.2	-22.8	-20.3	-17.6	-14.4	-11.2	-9.2	-8.1	-5.86	-3.0	-28.0
Annual Precipitation	990.38	185.54	623.24	722.0	781.0	843.0	964.0	1139.0	1240.0	1302.0	1452.38	1564.0	454.0
Precipitation of Warmest Quarter	289.43	36.85	220.0	231.0	240.0	259.0	290.0	317.0	337.0	346.0	371.0	403.0	205.0
Precipitation of Coldest Quarter	197.59	80.43	55.0	69.0	80.0	135.0	204.0	259.0	296.0	319.0	399.0	442.0	42.0