INSECTICIDES— TOOL-ROOM 



re-filled, as there was enough left in it since 

 last using it on the Roses. About three 

 days after the Box had been sprayed, large, 

 unsightly brown patches appeared on the 

 trees, showing that the emulsion had killed 

 the leaves wherever it touched them. The 

 spider was not harmed. 



I mention this experience as an example 

 of the danger of taking all the directions 

 found in horticultural publications as gospel 

 truth. Nor should an amateur gardener ever 

 be tempted to trifle with plant medicines. 

 I have a certain friend whose affection for 

 her Roses is more profound than her knowl- 

 edge of how to treat their natural diseases. 

 Observing last summer that one of her most 

 cherished Crimson Ramblers was covered 

 with aphids, she concluded to spray it with 

 "something." A bottle of carbolic acid being 

 most available, she tested its merits at once. 

 The efficacy of carbolic acid as a poison 

 was proved beyond a doubt, for the insects 

 became singularly dead in a day or two, and 



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