16 



GUIDE TO THE CONSERVATORY. 



Syringe occasionally on a fine morning, and give 

 air freely for two or three hours. 



As this house is solely for pleasure, it is highly 

 necessary that cleanliness be well attended to : 

 therefore, remove, as soon as perceived, any plant, 

 leaf, or dirt that would offend the eye. Nothing 

 tends to display beauty more than to remove de- 

 formity from its side. 



GREENHOUSE. 



At this season of the year, we are subject to se- 

 vere frost : it is therefore necessary to guard against 

 it by fire, in such proportion as will protect the 

 plants from injury, and at the same time prevent 

 them from being drawn up weakly. The thermo- 

 meter should never exceed 45° ; if allowed to rise 

 above that point for any length of time, the plants 

 will, in the spring, present a sickly appearance. 

 Should you find the plants touched with the frost 

 in the morning, do not apply fire-heat, but wait 

 until the thermometer rises to 35° or 40°, then sy- 

 ringe with cold spring water, and if the sun be 

 clouded, keep the house close all the day. By 

 following this one direction, your plants will suffer 

 but triflingly to what they would if you had applied 

 fire-heat. 



Fire-heat applied in the day is of much ad- 

 vantage to plants ; it dries up the superfluous 

 moisture and carries it off in the air, instead of 



