REVIVAL OF THE BARK-BED. 183 



making the new beds in autumn, or of either of 

 the renewals in winter or spring, to keep up a 

 tolerable good fire heat until that of the bed 

 sufficiently rises ; also in the spring shifting, and 

 the bark bed being renewed, a moderately good 

 fire heat will greatly assist the plants in taking 

 fresh root, and which should be kept up until 

 the heat of the bed rises to the top. 



OCCASIONAL REVIVAL OF THE BARK-BED. 



If the heat of the bark-bed should have 

 greatly declined (particularly in the depth of 

 winter) before it is the usual time, or convenient 

 for the regular renewal, a quantity of fresh bark 

 may be added at top, and forked up with the 

 old, then plunge the pots again directly ; this 

 system may, if necessary, be repeated again 

 towards spring, but in the fruiting departmenf, 

 should the heat decline later in the season, or 

 during the general fruiting, it may be renewed 

 without disturbing the fruiting pines ; for when 

 they are far advanced, the removal of the pots is 

 apt to check the swelling of the fruit, therefore 

 take out some of the old tan from between the 



