Canada's Plant Hardiness Site

Aristida purpurascens Poir.

arrow-feather threeawn, purple needlegrass, arrow-feather threeawn grass

Synonymy

Data Details

Number unique observations: 614
Zone range (Canada): 6b - 7b

p 1971-2000

Map Legend
Download Grid Data
Hardiness Zones
Canadian Plant Hardiness Zones
Zone%
0a0
0b0
1a0
1b0
2a0
2b0
3a0
3b0
4a0
4b0
5a0
5b0
6a0
6b1
7a1
7b1
8a0
8b0
9a0
Outside Canada99
USDA Zones
Zone%
10
20
30
40
55
628
724
827
911
101
110
120
130
Bioclimatic profile
namemeanS.D.1%5%10%25%50%75%90%95%99%maximumminimum
Annual Mean Temperature 15.574.097.539.09.812.7215.818.620.722.724.1924.57.1
Max Temperature of Warmest Period 32.221.9827.3328.428.931.2232.833.4834.2734.736.0737.226.4
Min Temperature of Coldest Period -1.886.22-13.4-10.87-9.77-6.8-1.92.35.8710.213.8714.9-15.5
Annual Precipitation 1218.65234.27672.07820.45894.31085.51214.01380.51515.01613.81709.221737.0471.0
Precipitation of Warmest Quarter 346.3497.81189.13240.0259.0290.0312.0375.0513.4564.75628.87645.0176.0
Precipitation of Coldest Quarter 270.58104.3862.0105.0134.3177.5276.0351.0416.0438.0451.0467.031.0