68 THE BOOK OF GARDEN DESIGN 
should not be grouped near those in shades of blue, 
purple or lilac. The warm colours are easily arranged, 
and beginning with pink, may pass to rose, crimson and 
finally scarlet. Following these comes a procession of 
yellows, from orange to pale sulphur, when an oppor- 
tunity occurs for introducing flowers in shades of mauve, 
lilac and violet. Blues are best approached by pale 
yellows and creamy whites. However no absolute rules 
can be given, the matter being one for the exercise of 
good taste and an eye for colour. 
