240 Mr Sadler's Report on Open- Air Vegetation. 



tlie west, with an (ilevation of 430 feet above its level, and witli a 

 fine southern exposure. 



The following were the lowest temperatures registered : — 



October 



20 = 17° frost. 



November 



2 = 19° frost. 



3 = 17 „ 



4 = 10 „ 

 15 = 16 „ 



18 = 16 ,, 



19 = 24 „ 



21 = 20 „ 



22 = 14 „ 



23 = 16 .. 



December 



16 = 12° frost. 



17 = 18 



18 = 18 



20 = 13 



21 = 16 



25 = 16 



26 = 18 



27 = 16 



28 = 12 



29 = 11 

 31 = 16 



The thermometer is placed 4 feet from the ground. 



From Mr. A. M'Kinnon, The Gardens, Scone Palace, Perthshire. 



May 14, 1881. 



The gardens of Scone Palace are situated about 20 miles from 

 the sea. The soil is a heavy loam, resting on a a stiff clayey sub- 

 soil, at an altitude of about 95 feet above sea-level, and well sheltered 

 on all sides by large forest trees. 



Frost set in here on the morning of the 10th October 1880, when 

 4° were registered. From that date till the end of the month there 

 were 18 frosty nights, giving a total of 90° of frost ; the lowest 

 readings being on the foUoAving dates: — 19th, 6°; 20th, 14°; 

 26th, 11°. 



During November 1880 the thermometer was below the freezing- 

 point on 12 mornings, the lowest readings being on the 15th, 13° ; 

 16th, 12° ; 18th, 14° ; 20th, 18° ; 21st, 22° ; 22nd, 14°. There were 

 registered for the month 121° of frost. 



December 1880.— There were 23 frosty nights, the lowest readings 

 being on the following dates:— 16th, 14°; 17th, 26°; 18th, 19°; 

 20th, 13°; 27th, 17°; 31st, 18°. Total for the month, 199° of 

 frost. 



January 1881. — The highest readings during this month were on 



