CUT FLOWERS UNDER GLASS 87 



to be observed that in the case of the frequent 

 syringings the water is kept from the soil 

 as much as possible. The amateur is much 

 more likely to err on the side of giving too 

 little water than he is to make the mistake of 

 giving too much. The vigour of the plants 

 must be kept up. 



After the plants have been in the benches 

 for two or three weeks they will be making 

 a good growth and can be watered more 

 freely. Keep the surface of the soil stirred 

 and clear of weeds. But don't work too 

 deeply — half an inch is enough. 



GENERAL CARE, VENTILATION AND 

 TEMPERATURE 



From the time of planting, pay strict atten- 

 tion to the ventilation. The rose house must 

 be well equipped with apparatus so that the 

 required conditions may be kept up easily. 

 Open the entire system every day from early 

 morning until after sunset, when the house 

 should be half closed. Aim to keep the 

 temperature inside one or two degrees lower 

 than the outside air during warm weather. 

 To do this means to balance very nicely the 

 two factors of (i) watering overhead, and 



