230 THE ROSE BOOK 



to half strength before use, and may then be given 

 twice a week. 



Green fly must be kept down, and one of the simplest 

 remedies is " Auto Shreds." A sixpenny packet wiT 

 fumigate a house of a thousand cubic feet capacity. 

 The shreds are laid on a brick and ignited, the flame 

 being at once blown out. The house is soon filled with 

 strong smoke, which quickly destroys the green fly. 

 Mildew may be kept in check by spraying with Jeyes' 

 Horticultural Wash. It is most advisable to take pre- 

 cautions on the first appearance of insects or mildew. 

 Red spider is an insidious pest that causes the leaves to 

 look rusty. The spiders may be seen on the under sur- 

 face. A dry atmosphere is favourable to their increase, 

 and, conversely, they dislike moisture. When the buds 

 show colour, withhold liquid manure, and if possible 

 place the plants in a cooler temperature, shaded from 

 hot sunshine. A cold frame with glass protection is 

 suitable, or even a small tent if well ventilated. 



After flowering, Hybrid Teas and Teas, if they bloom 

 in March or April, will yield a second crop. The plants 

 should be lightly pruned and the soil top dressed. The 

 latter is accomplished by removing an inch or two of 

 the surface soil, scattering on a little Clay's Fertilizer, 

 and replacing the old soil with loam and manure in 

 equal parts. About a small tablespoonful of Clay's 

 would be enough for a plant in an eight-inch pot. Keep 

 the plants in a temperature of about 55 to 6o° by day 

 and about 8° or io° lower by night. Syringe them 

 freely on bright days. The second crop of flowers will 



