PLANTING THE ROCK GARDEN 187 



would be lost if planted beside, say, a yard- 

 square avalanche of Aubrietia. So it is ad- 

 visable that these more diminutive treasures 

 be grov^n in a part of the garden reserved for 

 them alone, and not mixed w^ith the coarser 

 kinds. It is all very w^ell for people to talk 

 about carpeting the ground with Androsace 

 glacialis^ Eritrichium nanum^ or Campanula 

 Rainera ; it is so in Switzerland, but it cannot 

 be achieved in the British Isles. 



Keep all the choicer Saxifrages together, 

 choosing a well-drained spot fully exposed to 

 the sun, with soil containing a good propor- 

 tion of lime-rubbish, sand, and broken stones. 

 I have grown together, and bloomed well, 

 aS*. diapensioides^ Faldonside^ casia^ Ferdinandi^ 

 Coburgi^ Boydii^ Burseriana^ and others of the 

 choicest kinds, which would have been lost and 

 passed unnoticed if scattered throughout other 

 parts of the garden. There are numbers of 

 other Saxifrages strong-growing and beautiful, 

 such as apiculata^ sancta^ Wallacei^ Rhei^ Guil- 

 ford^ and Cotyledon^ which will make as much 

 growth in one season as the previous mentioned 

 kinds will in ten. So use these latter in 



