There is nothing we have found bettor than sphagnum moss and fibrous i--.ni in which to grow i 

 plonk, and these should be used i„ the proportion of two parts of the moss to one of the peat, to which amy 

 be added with great advantage a small ,>ortion of silver sand and some moderate-eized pieces of charcoal 



We have found the yellow-fly (aphis) to he extremely partial to this plant. When it makes it* appearance 

 careful and frequent applications of weak soap and water with a sponge will be found the safest method of 

 exterminating these depredator. ; bat particularly and especially tobacco-smoke must be u aided, for although 

 most Orchids withstand its effects with impunity, it is vastly different with .he plant, now under consideration 



The best method of increasing Odontoglouum is by division. This is best and most surely effected 

 just as the plants show signs of starting into growth. 



