COMPONENT PARTS OF A GARDEN 193 



garden raised sorts are inclined to look out of 

 place. 



If opportunity occurs, the introduction of water 

 into a rock garden makes a charming feature. 

 For tiny pools zinc pans, or tubs can be used, 

 which can be completely hidden by sinking them, 

 and laying stones on the rim, and putting pebbles 

 at the bottom. The overflow may take the 

 form of a trickle over stones, and finally be lost in 

 a little bog. 



A wall garden has a certain likeness to a rock 

 garden in that it serves to accommodate alpines, 

 but there is this great difference, that whereas the 

 latter is built to resemble a natural formation, a 

 wall garden is primarily built to retain soil. The 

 stones are laid dry i.e. without mortar, each one 

 slightly tipped backwards, with joints as far as 

 possible vertical over each other. The face of the 

 wall must show a batter of at least I in 10 for 

 stability, and i in 6 is better for plants. It is 

 easier to build in the plants as the work proceeds. 

 Such a wall should not be within sight of masonry, 

 but is often useful in the outlying parts of a garden 

 where there is a change of level, and a bank may 

 not be desirable. 



In any garden not completely exposed to view 

 from the house a portion may be devoted to 

 growing plants as far as possible in their natural 

 surroundings. The ideal site for such a " wild " 

 garden is a small coppice where primroses, anem- 



o 



