FRAME CROPS 



403 



good management it makes a profitable frame crop. 



Eggplant. The eggplant is grown to some extent as 

 a frame crop. A good hotbed or warm greenhouse is 

 required to start the plants. They should be first trans- 

 planted into small pots, and shifted until they are in 4 or 

 5-inch pots, and thence to the frames. After the season 

 is well advanced and there is no danger of chilling the 

 plants, the sash may be removed. See page 365 for addi- 

 tional notes. 



Kohl-rabi. Kohl-rabi is easily grown as a spring frame 

 crop. The most economical use of the ground will be 



Fig. 144. Coldframes ready for seeding in August with carrots and other fall crops. 



obtained if the plants are started in beds and then trans- 

 planted into frames. (See page 366.) 



Lettuce (Fig. 139) is unquestionably the most im- 

 portant frame crop. It is extensively grown in frames in 

 all parts of the country. As a hotbed crop it has been 

 grown from the earliest days of vegetable forcing in the 

 United States. As a frame crop in the South, whether 

 the frames are covered with sash or muslin, it receives 

 much more attention than any other crop. In the North 



