126 COLOUR SCHEMES 



for inducing the blue colour. But I have much faith 

 in slate, for the bluest I have ever seen came from a 

 garden on a slaty soil. 



A few only of the many plants that can with ad- 

 vantage be used in pots have been named, but in any 

 case it would be well to bear in mind that it is best to 

 restrict the number of kinds shown at once and to make 

 sure of the good groundwork of foliage. I have there- 

 fore only dwelt upon the few that came to mind as the 

 best and easiest to use. But the pretty red and white 

 single Fuchsias of the Mme. Comellisson type should 

 not be forgotten ; and the fine Comet aiid Ostrich 

 Plume Asters are capital pot-plants, for, Uke Canter- 

 bury Bells, they bear lifting from the open ground just 

 before they flower and eveirin full bloom. 



Plants grown in pots lead naturally to the considera- 

 tion of those most suitable for tubs. Of these the most 

 important are permanent things of shrubby nature — 

 several of the Orange and Lemon family. Oleander, 

 Pomegranate, Bay, Myrtle, Datura, Sweet Verbena 

 and dwarf Palm, also Hydrangea, Tree Heliotrope and 

 Agapanthus. The last is of course a bulbous plant, 

 but from its large, solid foliage and quantity of long- 

 enduring bloom it is one of the best of plants for tubs. 

 The greater number of these need housing in winter 

 in an Orangery or other frost-proof building. Other 

 bushy plants for tub use that are hardier are some of 

 the Veronicas, such as Traversi, speciosa and hulkeana, 

 Olearia Haastii and 0. Gunni. Tree Peonies, though 

 rarely so used, are capital tub plants, and, though they 



