6 
The period of severe cold began on January 26, when the minimunr 
temperature tert in the screen fell below freezing point and never 
rose above it till February 22. 
pets this teaches a series of extremely low minimum temperatures. 
23, 15°; January 29, 10°; 
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8 
An extreme minimum seems usually to occur every winter between 
Christmas and the iy part e February. The erem of 1895 
desirable to check the performance of the gotrmmonté used by com-. 
parison with the observations taken at the Kew hsec sii (Rich- 
mond), which is nine i in the Old Deer Park and to the south-west o 
the Royal Garden ots 
Mr. Chree, the superintendent, was so good as to us out the 
at the Ke i 
y ns, 
series are fairly accordant, Mehl for the later years 
Lowest Rrapincs from Mistuum THERMOMETER on GRass. 
] ; j rvatorv Royal 
Year. Date. Obse: t a d Gardens. 
? Fahr. ? Fahr 
1888 - - - | February 2 - - 14:1 
1889 m m » 13 = 8:8 2 
1830 - - -| December 23 - - * 4 
1891 - - -| January 10 xc. 9 8 
1892 - - - | December 27 - - 9 9 
(Feb. 17,6:5). 
1893 - - -| January 5 - - 7 7 
i i = 3 » x : 1l 11 
1895 - - -| February 8 ss 0 2 
| (Feb. 7, 1) 
| 
From the gardening point of view the effect of the proca low 
temperature would operate in two ways. Trees and woody plants- 
generally would be liable to be killed nei the freezing of their stems and 
branc! But these and he have also: 
to encounter the effects of the pers eezing of the ground sur- 
roundi e subsoil of Kew is for the most D 
8 y coherent sand, which retains little moisture. , however, 
frozen throughout to a depth, in one case under el path, of 
under grass the frost penetrated much less, probably only 
ave 20 inches. The fate of the ense and valuable 
was a matter of the greatest anxiety. On the whole, thoi all must 
certainly have been frozen, the loss was less than might have 
The destruction of Alpine plants by cold at first Poi soir oe 
doxical. But it must be remembered that in ice i 
arm, bya — and warm investment of snow, which they Birk 
n E 
Besides the fate of the collections in the open air, the supply of water 
to those under glass, of which there are 2j acres, was an even. 
