HISTORY AND EVOLUTION 39 



a double row of plants about ten inches 

 apart and a double row of stakes or sup- 

 ports. If stakes cannot be had, strings 

 may be stretched from a line of wire ten 

 feet high down to the plants and pegged 

 down. The shoots will have to be tied to 

 the stakes or strings as fast as they grow, 

 thus preventing the breaking of stems and 

 blossoms. The tendrils should also be cut 

 off, as well as all laterals as they appear. 



By following the cordon system the 

 leaves will be very large and the flowers 

 will have standards of one and one-half 

 or two inches across. 



Supports. Among English sweet pea 

 growers there is considerable unanimity 

 of opinion that sticks form the best sup- 

 port for sweet peas (fig. 1 ) . The replies 

 of fifty-two leading experts, published in 

 the Sweet Pea Annual for 1907, show that 

 forty-three growers favor sticks (gcner- 



