GREEN BUNCH ONIONS 179 



temporary roof of boards (Fig. 113). Here the sets are allowed 

 to cure until time to put them into winter storage. If the soil 

 contains considerable moisture at the time of sets are pulled, they 

 are sometimes run over a screen before being placed in the crates, 

 and the surplus dirt thus shaken off. 



The growing of onion sets is an important industry, and is 

 especially well developed in the vicinity of Chicago, Illinois, and 

 Louisville, Kentucky. From these points onion sets are shipped 



Fig. li;?. — Onion sets curing in field. Note temporary roof over tier of crates. 



by the carload to all parts of the country. Before being shipped 

 out, the sets are cleaned by being run through a machine similar 

 to a fanning mill. 



GREEN BUNCH ONIONS 



While ripe onions constitute the more important crop, green 

 onions are included in the majority of home gardens and are also 

 quite extensively produced by market gardeners. They are called 

 " bunch onions " because they are tied in bunches when placed 

 on the market. The simplest way to grow green onions, and the 

 method employed by most home gardeners, is to plant ordinary 



