MILDEW ON THE ROSE. 169 



ing, and again with pure water in the morning. 

 This insect is most troublesome in city gardens, 

 where the birds cannot feed upon it. The Rose 

 Bug is another very destructive enemy, which can 

 only be kept under by hand-picking ; they are found 

 upon the flowers as soon as open. There is also 

 the ivorm that destroys the bud before it opens. 

 We seldom observe this in the country, but in some 

 seasons it abounds in the city or town gardens, and 

 must be extirpated by the hand. 



There is yet another; a fly in the early part of 

 June, deposits its egg near the surface of the ground, 

 into a strong young shoot, and is riot discovered 

 till July or August, when we see its effects from 

 the dropping of the top of the young shoot. As 

 soon as this is noticed, cut off about twelve inches 

 of it, and the little grub will be found in its centre, 

 which if allowed to remain will come out under a 

 leaf, near the top, drop into the ground and live 

 again to renew its depredations the following season. 



MILDEW ON THE ROSE. 



UNDER artificial culture, this disease is frequently 

 observed ; or, as some writers term it the effects of 

 15 



