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roach lime slacked, and finely sifted, the quan- 

 tity according to the number of plants infected, 

 to be used in the following manner : 



As soon as the least symptom of this disease, 

 is perceived, (for the sooner it is stopped the 

 better,) which makes its appearance like a 

 whitish down around the tops of the tender 

 shoots, or a species of fungus on the back, or 

 under part of the leaves, provide a vessel full of 

 clear water, large enough to immerge the plant 

 in, exclusive of the pot, which must be held in 

 an inverted position, with the hand placed so 

 as to prevent the mould falling out ; in this 

 manner plunge the plant into the water, and 

 while it is wet, holding it in the same position, 

 let another apply the above preparation, with a 

 worm puff, or some such machine, in such a 

 manner, that every part of the plant may be 

 perfectly covered: one dressing in this way, 

 will in general be found sufficient. The plants 

 should afterwards be placed in some dry, airy 

 part of the house, but if possible, not in any 

 conspicuous situation, until it recovers its 

 verdure. 



As to the fly, fumigation as already recom- 

 mended for the hot-house, will be found ade- 



