610 THE GREEN-HOUSE [NOV. 



the green-house. The borders should therefore be 

 frequently raked for this purpose, and all damped 

 leaves or decayed shoots should be picked off as they 

 appear. 



Of screening the Plants in severe weather. 

 Towards the latter end, or indeed any time in the 

 month, if severe frosts occur, so as anywise to en- 

 danger the plants placed in the borders between 

 the parapet and flue, be attentive to draw, or to let 

 down the curtains or blinds at night, as noticed in 

 January, and described in Section III. which should 

 now be fitted to the lights, in order to be ready for 

 the defence of the plants. 



December* 



THE GREEN HOUSE. 



Of the Temperature. 



THE weather will now probably be severe, and 

 particular attention to keep the temperature of the 

 house steady and regular, will be necessary. As 

 noticed last month, the medium point at which to 

 keep the mercury, is 45 ; that is, at the ordinary 



