168 INSECTS INJURIOUS TO THE ROSE. 



before using, will be found very nourishing ; indeed 

 one pound to sixteen gallons, will be strong enough 

 to use by the inexperienced, for if used much 

 stronger than I have stated, it would injure plants 

 in pot culture. When required for the open ground, 

 watering with any of these liquids may be made 

 stronger, or used more frequently. 



INSECTS INJURIOUS TO THE ROSE. 



THERE are several very destructive, and in some 

 seasons their depredations almost overpower the 

 operator. In the eastern states, the Slug nearly 

 destroys every leaf. A remedy against its ravages, 

 brought into notice by Mr. Haggerston, gardener 

 to J. P. Gushing, Esq., is to take two pounds of 

 whale oil soap, dissolved in fifteen gallons of water, 

 and to syringe the plants therewith in the even- 

 ings till the insects are destroyed. The plants 

 must also be syringed with clean water in the 

 mornings, or the cure would be almost as destruc- 

 tive and offensive* as the disease. After the plants 

 are clean, stir up the soil to refresh it from the effects 

 of the waterings. Green-fly is easily destroyed by 

 tobacco water, applied with the syringe in the even- 



