THE PINK APPLE. 149 



varied in such days from 90 to 105, declining 

 during the evening to about 80, and to 70 in the 

 night. Late in the evening of every bright and hot 

 day, the plants were copiously sprinkled with 

 water, nearly of the temperature of the external 

 air. The melon, water-melon, Guernsey lily, fig- 

 tree, nectarine, orange and lemon, mango, Avo- 

 ado-pear, Mammee-tree, and several other plants, 

 part of them natives of temperate climates, grew 

 in this hot-house so managed " through the whole 

 summer, without any one of them being etiolated, 

 or any way injured, by the very high temperature to 

 which they were occasionally subjected ; and from 

 these and other facts," Mr. Knight continues, 

 " which have come within my observation, I think 

 myself justified in inferring, that in almost all cases 

 in which the object of the cultivator is to promote 

 trie rapid and vigorous growth of his plants, very 

 high temperature, provided it be accompanied by 

 bright sunshine, may be employed with great ad- 

 vantage ; but it is necessary that the glass of his 

 house should be of good quality, and that his plants 

 be placed near it, and be abundantly supplied with 

 sand and water." In the above case, liquid- 

 manure was employed. 



It is added, " My house contains a few Pine 

 Apple plants, in the treatment of which I have 

 deviated somewhat widely from the common prac- 

 tice ; and I think with the best effects, for their 

 growth has been exceedingly rapid, and a great 

 many gardeners, who have come to see them, have 



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