8 



ALLOTMENT GARDENS 



has many advantages where it can be done. The ortho- 

 dox way of trenching is to open out a trench one spit 

 deep and 4 feet wide (see diagram A to D) and place this 

 surface soil near where the last trench will be, so as to 

 have it ready to fill up the last trench. Then half this 

 width, B (2 feet), is dug out another spit deep. The earth 

 in this deeper spit will probably be different in appear- 

 ance and character from that in the top spit . It should be 

 placed near the surface soil for filling in the bottom half 



B 



How trenching should be done. 



of the last trench. The bottom of the trench (B), 

 which is now 2 spits deep, should be forked up and a 

 good dressing of animal refuse and roadside quart erings, 

 with a sprinkling of lime on the top, should be added ; 

 the subsoil trench (C) should be turned on to this and 

 more manure can be added. Then the trench (B) 

 should be filled up with the top spit of the next trench 

 (D). Each trench should be kept two feet wide until 

 the work is done. 

 Heavy or clayey soils should have materials added 



