2O Making a Rock Garden 



At no point between two stones should 

 the layer of soil be less than two or three 

 inches thick after being packed hard. If 

 an upper stone is likely to bear down too 

 heavily and crush the plant roots, this 



Where a rock would bear too heavily on the one 

 below it, even with soil between, the pressure 

 may be relieved by the use of small stones. 

 The soil run need not be straight, but it must 

 be continuous, so that the roots of the plant 

 may find their way from A through to B 



may be avoided by placing small stones 

 here and there in the layer of soil. The 

 roots will work between these stones, but 

 there must be a continuous, though not 

 necessarily straight, soil run from the 

 front of the rock work to the solid filling 



