260 FLORA HISTORICA. 



on which she resided, mixed with a portion of turf 

 ashes, whilst those who obtained cuttings planted 

 them in ffood <jarden soil. 



During the last year w^e saw exhibited at the 

 London Horticultural Society a very beautiful plant 

 of the Hydrangea, covered with cymes of flowers 

 of a fine blue colour. This plant was grown in a 

 pot of earth taken from Wimbledon- common, with- 

 out any other mixture, which proves that the change 

 of colour is produced by the nature of the soil ; and 

 it is now pretty generally known that some sorts of 

 peat earth, as well as the yellow loam of heathy 

 grounds, will produce this effect. 



]\Ir. William Hedges, who has paid great atten- 

 tion to the propagation of the Hydrangea, gives 

 the following directions for the treatment of this 

 plant : — ''As a succession of young plants is neces- 

 sary, I raise some each year, by taking, in the be- 

 ginning or middle of July, young shoots with three 

 or four joints, cutting them off close to the joint 

 which is at the bottom of the shoot 3 these are 

 placed in rich earth, in a warm border, and covered 

 with a hand-glass ; they are shaded during the mid- 

 dle of the day, and sprinkled witl water from a fine 

 rose watering pot, two or three times a w^eek, in the 

 evenings, so as to keep them moist ; the glass beingr. 

 kept close over them at all times. They will also 

 grow by layers made in July, in the same way as is 



