184 



THE BOOK OF VEGETABLES 



Pull the plants as wanted, when of sufficient size ; 

 or allow them to grow and make tops. 

 Protect lightly over severe winters. 



ONION, TREE, See Onion, Perennial. 



ONION, WELSH. Welsh onion, or Ciboule (A Ilium 

 Jistulosum\ is a perennial plant of the Onion family 

 which does not bulb, and is grown for its leaves, used 

 in seasoning, giving a mild onion flavor. There is also 



a Perennial Welsh Onion (A. 

 lusitanicum\ the difference be- 

 tween the two being that the 

 ordinary may be propagated 

 from seeds as well as root di- 

 visions, while the perennial 

 cannot be raised from seed, as 

 it produces none. Both are 

 hardy to frost, but will not 

 always withstand a severe win- 

 ter. Varieties of the Welsh 

 Onion are red and white. 



Soil. Any good garden 

 soil, preferably cool and 



Fig. 86. Welsh Onion. moist. 



Distances. Set the divisions, or sow the seed, in 

 rows a foot apart. Divisions, six inches apart in the 



rows. 



