SALAD CROP PROJECTS 123 



3. Do you have a favorable location for celery culture ? 



4. Describe the climate of the most im'portant celery growing districts. 



5. What is the range in temperature, covering a period of ten years, 



in your own community f 



6. What is the composition of a typical muck soil? W-VG : 306. 



7. What are the type and composition of the soil you are considering f 



8. What is the average annual rainfall of your section f 



3. Choosing varieties. ^ Celery is divided into two general 

 classes, namely, green varieties and the so-called self-blanching 

 types. Probably nine 

 tenths of all the celery 

 sold in the United 

 States belongs to the 

 self-blanching type. 

 This is due to the fact 

 that the plants are gen- 

 erally more dwarf in 

 habit of growth, are 

 more easily blanched, 

 and may be grown 



closer together than ^0-36. — Winter Queen celery, one of the best late 

 ° green varieties. 



the tall green sorts. In 



other words, in the judgment of most growers, they offer greater 

 financial possibilities than do the green varieties. On the other 

 hand, we should not lose sight of the fact that the green kinds 

 are superior in quality, and this may be an important considera- 

 tion in favor of their selection. The self-blanching varieties 

 are invariably selected for the early crop, and they are most 



