THE FARM GARDEN 137 



from the hot bed to the cold frame, the plants are gradually 

 hardened and can. then be transferred with perfect safety to 

 the garden. 



Truck or market gardening. The principles of gardening 

 that have been presented are applied on a large scale to truck 

 or market gardening, which is a special kind of farming 

 devoted to the production of vegetables. This kind of garden- 

 ing is further specialized by limiting the production to a few 

 kinds of vegetables, generally so selected as to cover the 

 entire growing season. Truck farming or market gardening 

 is most profitable near cities where markets are easily ac- 

 cessible. 



