MARKING AND PLANTING 29 
croppers or plant producers. It is most satis- 
factory and economical, therefore, to choose 
that season which offers most advantages at 
planting time, other things being equal. 
It is impossible to specify the season for 
each locality or even for large areas, as 
conditions of soil and climate necessitate dif- 
ferent practices in localities only a short 
distance apart. In general there are only two 
seasons for planting, spring and fall, but in 
some localities spring planting should be 
done in April or May by the use of the pre- 
ceding season’s plants, while in others it may 
be done in June from the crop of runners of 
the same season. 
In irrigated regions planting can be done 
at whatever season the work will give best 
results in future crop production. In humid 
regions rainfall is the determining factor. 
In the northern half of the prairie region 
west of the Mississippi, spring planting gives 
best results. In the Middle Atlantic States, 
the work is divided between spring and 
August planting, with the balance in favour 
of the latter in some localities. In New 
England, the work is chiefly confined to the 
spring months, although there are enthusi- 
