GRAFTING AND BUDDING. 35 



immediately in the frames. Spring is also a snitable time for 

 this mode of grafting. As the perfect union of the parts 

 does not take place sooner than five or six weeks after grafting, 

 the air shonld be thoroughly excluded from the frame durino* 

 that time. Then the lights shonld be slightly raised for a few 

 hours every day, when the weather is warm. Should the 

 sun be powerful, tender plants must be shaded with screens 

 or canvas spread over the lights, or by whitewashing the 

 glass. But during the first weeks the frames should be 

 covered with straw mats. 



Propagating-House. 

 Grafting in a House, 



The propagating-house here represented is of very simple 

 construction. It is sunk to about from 20 inches to 3^ feet 

 under the surface of the ground. The bottom is kept dry by 

 I layer of 4 to 6 inches of sand and cinders. The outer walls 

 are 16 inches thick ; the height inside from floor to roof is 

 feet ; and the glazed roof is about 4J feet wide from the 

 top to the sides. Two raised beds, each 3 feet wide, are sepa- 

 rated by a passage 28 inches wide, and in these beds the 

 stocks are planted as soon as they are grafted. These beds 

 are filled with tan, sand, cinders, or ordinary soil. Instead of 



i) 2 



