128 FURTHER OBSERVATIONS ON THE 
tinued dull days, but by a Rrong fire-heat, which, at fuch a 
fsafon, would undo all. 
The method of forcing Vines planted in the open ground, 
as has already been hinted, will, in this country, be far more 
advifable than the foregoing prad;ice, and is more particularly 
fuitable to thofe perfons who are not poflefied of any of the 
larger buildings above defcribed. 
For this purpofe the Vines Ihould be planted about three 
feet apart, and trained in an horizontal pofition about eighteen 
inches or two feet from the ground. Large melon-frames may 
in this cafe be ufed to produce a late crop of grapes, after 
the melon feafon is over. 
The bottom of the frame Ihould be covered over with Hate or 
tiles, to prevent the damp of the ground from rifing, and to 
reflect the fun’s rays, to the great furtherance of the grapes. 
A lining of hot horfe-dung, kept conftantly round the out- 
fide of the frame, wilLalfo tend greatly to accelerate the ri- 
pening of the fruit. 
The early kinds of grapes are the mofi: proper for this me- 
thod of forcing. 
In countries where coal abounds, the Vines are fometimes 
•forced by flued walls without any covering, but I have feldoin 
' feen 
