Canada's Plant Hardiness Site

Poa annua L.

annual bluegrass, dwarf meadowgrass, annual meadow grass, low speargrass

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Number unique observations: 4398
Zone range (Canada): 1a - 9a

Hardiness Zones

Bioclimatic profile

name	mean	S.D.	1%	5%	10%	25%	50%	75%	90%	95%	99%	maximum	minimum
Annual Mean Temperature	12.24	5.42	-1.0	2.3	4.57	8.6	12.9	16.5	18.9	20.0	21.4	24.5	-4.7
Max Temperature of Warmest Period	29.98	4.42	17.6	22.2	23.9	27.1	30.8	33.2	35.2	35.9	38.3	43.6	15.7
Min Temperature of Coldest Period	-5.19	7.48	-24.4	-18.6	-16.1	-9.98	-4.5	0.7	3.6	5.0	7.4	14.9	-28.1
Annual Precipitation	984.45	335.85	226.97	351.85	474.7	797.25	1021.0	1209.0	1387.0	1475.0	1686.06	2003.0	84.0
Precipitation of Warmest Quarter	242.47	119.67	6.0	10.85	24.0	183.0	279.0	315.0	348.0	410.0	519.03	596.0	3.0
Precipitation of Coldest Quarter	248.86	123.17	43.0	72.0	96.0	162.0	240.0	306.0	409.0	462.15	636.03	750.0	21.0