SKIRKET SORKELS 253 



Depth. One -half inch for seed. Set roots two 

 inches deep. 



Sow in autumn in mild climates; ordinarily in 

 spring when the ground can be worked. 



Thin or transplant to six to nine inches in the rows. 



Take offsets or root -divisions in spring, and set out 

 to the same distances. 



Dig in the fall, or 



Leave roots in the ground until spring. 



Store in sand in the cellar. , 



SOLANUM COMMERSONI is a plant allied to the 

 potato and a possible future rival of it, long ago 

 recommended for its use in certain conditions, but still 

 very little known. It is grown like potato in all 

 particulars except depth of planting, which should be 

 four inches or more in dry soil, barely covering in wet. 

 It thrives in heavy, wet, or chalky land, yields well 

 under the peculiar conditions which suit it best, is very 

 little troubled by disease, and will stand a little frost, 

 even the tubers sharing in this quality. 



SORRELS and DOCKS are various perennial plants 

 of the genus Rumex, not very far advanced from the 

 wild state, but grown in gardens, especially in Europe, 

 for the sake of their very early yield in spring, when 

 green vegetables are scarce. The earliest is probably 

 the Spinach Dock, which is Patience Dock, or the Herb 



