186 OF VINES. 



plied the powder, which in a short time entirely 

 stopped it. 



Although the foregoing directions and obser- 

 vations are chiefly for vines on the natural wall, 

 I have recommended the same method to be 

 practised for forced grapes. 



/ shall now give some Directions for the Watering of Vines, 



After the grapes are set and begin to swell, 

 you may water them with the Barrow Engine, 

 sprinkling them all over the leaves and fruit, 

 pressing your fore finger over the top of the pipe ; 

 by doing this you can throw the water as fine as 

 small rain, which will wash all the dust off the 

 vines and leaves, that are frequently covered with 

 it, especially if the garden be near a public road, 

 as is the case at Kensington. You should also 

 wash the insects off the trees. 



In fine weather I sprinkle all the wall-trees 

 three times a week, which keeps them clear from 

 insects, and promotes the swelling of the fruit ; 

 but this operation must never be performed when 

 the nights are cold and frosty. You should begin 

 to sprinkle the trees when the sun is in an oblique 

 direction, or gone off the wall, which may be 

 about four o'clock on a South aspect ; by doing it 

 at this time, the leaves will have time to dry before 

 night, and so prevent the frost, if there should be 

 any in the night, from injuring them. In very 

 hot and dry weather, give the trees a good 



