220 THE BOOK OF VEGETABLES 



in heat. The young leaves are sometimes used raw, 

 in salads. 



Soil should be light, rich, and quick. 



Distances. Rows a foot apart. 



Depth. One-fourth to one-half inch. 



Sow when frosts are past, about June 1. 



Thin to four to six inches apart in the rows. 



Pick the leaves and young stems in about sixty days ; 

 a plant will give repeated pickings if not too severely 

 stripped. It is best not to allow the plant to go to 

 seed, but it is not likely, in the cultivated varieties, to 

 become a pest. 



PURSLANE, WINTER (Claytomaperfoliata). Win- 

 ter Purslane is given by Vilmorin-Andrieux as a plant 

 of a different genus. Apparently it will stand some 

 frost. Cultivate like common Purslane. 



QUINOA is Annual Goosefoot. See under G. 



RADISH (Raphanus sativiis) is grown for its roots, 

 which are eaten raw. It is hardy in frost and likes a 

 cool situation; its varieties spring, summer, and 

 winter can be grown the season through, although 

 quite different in characteristics. The spring, forcing 

 or fall Radishes are of quick development and as quick 

 decline, soon becoming hot, stringy, pithy, or hollow. 

 They are frequently sown with slow-developing crops, 



