MONROVIA NURSERY COMPANY........... Monrovia, California e 7 MONROVIA NURSERY COMPANY........... Monrovia, California 
HARDINESS MAP 
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7 THE LIMITS OF THE 
AVERAGE ANNUAL MINIMUM 
TEMPERATURES FOR EACH ZONE 
s eae SE On oe ee | . vAWNAH 
: ee seas aut : Hes Zone 1 In Northern Canada 
Dpto te ZONE 9 Zone 2 -50° to -35° 
ara Me TAN JACKSONVILLE ies © 
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sac a . ON Zone 4 
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From this map determine what zone you are in. The es . >on F 
number listed beside each variety in this catalog in- TAMPA : pcan 
dicates the zone in which that variety will be hardy. renee 
If the variety carries your zone number or a smaller Zone 9 
Zone 10 
number it should be hardy in your area. If you want 
to take a chance on those rated one zone greater, 
there is a good possibility of success. 
or 
