[72] 



X. Upon the Culture of the Pine Apple, without Bark, or 

 other Hot-bed. By Thomas Andrew Knight, Esq. 

 F. R. S. $c. President 



Read March 7th, 1820. 



In a communication which I had the honour to send to the 

 Horticultural Society in the last autumn, upon the effects of 

 very high temperature, when accompanied by very bright 

 sunshine, upon some species of plants, I mentioned that I 

 had made a few, apparently very successful, experiments 

 upon the culture of the Pine Apple : but I declined, at that 

 period, to describe the means I had used ; because several 

 experienced gardeners in the vicinity were of opinion that 

 my plants could not be made to survive, in health at least, 

 the winter. The same gardeners have since frequently vi- 

 sited my hot-house, and they have unanimously pronounced 

 my plants more healthy and vigorous than any they had pre- 

 viously seen : and they are all, I have good reason to believe, 

 zealous converts to my mode of culture. 



I had no intention whatever to attempt to raise Pine Ap- 

 ples till the autumn of 1818, when I received from one of 

 my friends in this vicinity, Mr. Ricketts, of Ashford Hall, 

 some seeds of the Mango, and soon afterwards some more 

 seeds of that, and other tropical fruit trees, from one of our 

 Members, Mr. Pallmee. I then resolved to erect a hot- 

 house, chiefly for the purpose of attempting to cultivate the 



