532 FRITZ BAHR'S COMMERCIAL FLORICULTURE 



Fig. 275. SWEET PEAS UNDER GLASS. Without sufficient headroom you simply 

 cannot grow Sweet Peas under glass. Proper support also is necessary to insure 



straight stems 



pots after sowing out in a frame or, what is just as good, in a cool 

 house. If you use white-seeded sorts it is always well to place a thin 

 layer of sand below and on top of them, as some sorts among the 

 whites don't germinate as freely as the colored ones. Later on thin 

 your plants out to three of the strongest. 



The sooner the plants are benched after the middle of October 

 the better, for if not taken out of the pots before they become pot- 



