PLANS FOR FORCING HOUSES. 211 



generally , at the same time, a vast difference 

 will present itself in this chapter, relative to 

 the culture generally, of the various fruits, which 

 are brought to perfection in forcing houses, 

 including the modes of heating, &c. ; but my 

 long practice, great application, and consequent 

 experience, compels me to cling for choice, to 

 the hothouse built, facing the south ; therefore^ 

 for the general building of forcing houses^ 

 refer to the first paragraph, second part. 



The internal part of the hothouse, for forcing 

 tree fruits, &c, may either have a pit in the 

 centre for a bark bed, to furnish a constant 

 heat, and for the plunging of various pots with 

 plants in them, or the whole space left open for 

 planting trees ; in the latter case, the centre of 

 the bottom of the house may be covered with 

 peaches, nectarines, &c, as well as along the 

 back walls. 



The grape vine is particularly adapted 

 for forcing, in every description of forcing 

 house, as they will stand the high heat of 

 the pinery, where they will come to the 

 greatest perfection ; while peaches, nectarines, 

 &c., require a more moderate heat, not ex- 



