RAISING THE PLANTS 49 



of each size may be placed in separate lines, or even on 

 different beds, and so make the latter more uniform. 

 Such plants as Oak or Ash that have long taproots should 

 have these pruned, but it is a mistake to cut them too 

 short; only enough should be taken off to stop their 

 downward growth. 



Root pruning encourages growth of fibre, and the more 

 of the taproot that can be left the more fibre there will be. 



