THE PINE APPLE. 109 



With respect to temperature, this author differs 

 from most others who have written on the Pine, 

 but not from many very successful practitioners. 

 He recommends 60 as the heat proper for the 

 Pine in every stage, not exceeding five or six de- 

 grees over or under. The bottom heat, which he 

 considers proper, is from 90 to 100. Treatise on 

 the Pine Apple, p. 60. and 66. 



Insects. After many trials and experiments, he 

 found the following the most effectual wash for 

 destroying insects on Pines : 



" To one gallon of soft rain-water, add eight 

 ounces of soft green soap, one ounce of tobacco, 

 and three table spoonfuls of turpentine ; stir and 

 mix them well together in a watering-pot, and let 

 them stand for a day or two. When you are going 

 to use this mixture, stir and^mix it well again, then 

 strain it through a thin cloth. If the fruit only is 

 infested, dash the mixture over .the crown and 

 fruit, with a squirt, until all is fairly wet ; and what 

 runs down the stem of the fruit will kill all the in- 

 sects that are amongst the bottom of the leaves. 

 When young plants are infested, take them out of 

 their pots, and shaking all the earth from the roots, 

 (tying the leaves of the largest plants together,) 

 and plunge them into the above mixture, keeping 

 every part covered for the space of five minutes ;. 

 then take them out, and set them on a clean place, 

 with their tops declining downwards, for the mix- 

 ture to drain out of their centre. When the plants 



