INSECTS, DISEASES, AND REMEDIES 159 



be used early in the season, but it discolours 

 the foliage badly. 



A writer in the Journal of Horticulture 

 (Eng.) gives the following: "If mildew 

 attacks chrysanthemums and August is 

 the great month for it to appear prompt 

 measures must be taken. For this pur- 

 pose, half a pound each of sulphur, soft soap, 

 soot, and lime should be boiled for half an 

 hour in a gallon of water, and, while it is still 

 warm, half a pint of paraffin should be stirred 

 into it. When cold, the liquid should be 

 drawn off clear and bottled. It will keep 

 indefinitely. When wanted for use, a 

 quarter of a pint should be diluted with a 

 gallon of water and the solution applied to 

 the leaves the under side especially by 

 means of a syringe or knapsack sprayer. It 

 is a mistake to wait for an outbreak of dis- 

 ease before using the solution. Its value as 

 a preventive is far greater than as a remedy, 

 and many experienced growers apply it 

 once a fortnight from the beginning of July 

 onward. Mr. Wells says that if it is used as 

 a preventive for fungus, mildew will not 

 make its appearance at all. It will also 

 keep at a distance a fly which attacks chrys- 



