THE VEGETABLE GARDEN 201 



Crops to be Started and Matured in the Hotbed. Planted in the Spring 



Plants Four Weeks Old Transplanted from the Open to the Hotbed Before 

 Frost in the Fall. Also Seed Sown in the Fall 



The cold frame is a much 

 cheaper construction, re- 

 quires no excavation, no 

 heating material or even 

 glass covering. It may be 

 constructed by nailing four 

 twelve-inch boards together, 

 usually six feet long and 

 four feet wide. Place this 

 frame on the surface of the 

 soil and dig up the soil with- 

 in it. A little finely pulver- 

 ized and well-decayed man- 

 ure is not objectionable if 

 properly incorporated into 

 the first two inches of soil. 

 A little soil piled around the 

 outside of the frame will 

 make it firm and keep out 



Fig. 102.— a drag marker used in marking the COld air. The covering 



''^rJH^n'^T*''^?^''"*',^'"^*'"''^^'^'' varies from glass to canvas 



— U. 8. Dept. of Agriculture. i ■, ■, 



and burlap. 



