56 



GENERAL ADVICE 



plants should be set deeper, because the earth 

 will probably settle. The hole should be filled 

 with fine surface earth. It is generally not ad- 



62. Plarting-board. 



visable to place manure in the hole, but if it is 

 used it should be of small amount and very 

 thoroughly mixed with the earth, else it will cause 

 the soil to dry out. In lawns and other places 

 where surface tillage cannot be given, a light 

 mulch of litter or manure may be placed about 



Device for locating the tree. 



the plants; but the earth -mulch (page 8), when 

 it can be secured, is much the best conserver of 

 moisture. 



In order to set trees in rows, it is necessary to 

 use a garden line (Fig. 20), or to mark out the 

 ground with some of the devices already described 

 (Figs. 33-40) ; or in large areas, the place may be 



