PEOPAGATING BY LATEES. 



173 



them back severely, the yeax previous, so that a large 

 number of shoots shall start from near the ground. 

 Plants thus prepared are technically termed stools ; 

 and if all the new shoots are layered in any one sea- 



^^' 



~=P«v 



Fig. 66. — BENT LATER OF VINE. 



son, then none should be layered the next, but the 

 new growths be allowed to grow unchecked, so that the 

 parent stock may regain that strength of which it has 

 been deprived by excessive layering. With some kinds 



Fig. iS7.— STOOL BABKED UP. 



of plants it is not necessary to bend down or layer the 

 shoots, but merely to bank them up with soil, as shown 

 in figure 67, and when the shoots have thrown out 

 roots from their base, they are slipped off from the 



