Canada's Plant Hardiness Site

Symphyotrichum subspicatum (Nees) G.L.Nesom

Douglas’ aster

Synonymy

Data Details

Number unique observations: 404
Zone range (Canada): 1a - 9a

p 1971-2000

Map Legend
Download Grid Data
Hardiness Zones
Canadian Plant Hardiness Zones
Zone%
0a0
0b0
1a1
1b1
2a1
2b1
3a2
3b2
4a2
4b3
5a2
5b2
6a1
6b1
7a1
7b1
8a1
8b1
9a1
Outside Canada75
USDA Zones
Zone%
10
20
32
410
520
630
718
811
93
101
110
120
130
Bioclimatic profile
namemeanS.D.1%5%10%25%50%75%90%95%99%maximumminimum
Annual Mean Temperature 8.933.91-0.691.73.436.310.011.214.214.9816.620.5-1.9
Max Temperature of Warmest Period 23.424.7413.415.8317.2320.123.5526.829.1731.0835.535.712.4
Min Temperature of Coldest Period -2.035.24-17.89-12.18-9.3-4.90.31.12.83.875.56.2-25.9
Annual Precipitation 1465.49705.19325.21456.1560.6918.51365.51946.52493.52690.253190.253406.0179.0
Precipitation of Warmest Quarter 153.15125.569.012.016.378.0113.0212.0333.2458.1533.0547.06.0
Precipitation of Coldest Quarter 583.79264.9787.06161.0246.9380.5567.5777.25950.71037.251177.01243.054.0