PRUNING BLACKBERRIES 



325 



the manner of grapes. A blackberry trellis is shown in 

 Fig. 228. The two-wire trellis is generally preferred. The 

 young canes are headed- in just above the upper wire, 

 and they are gathered in bunches in the hand and tied 

 to the upper wire, where they will least interfere with the 

 ripening fruit. These canes may remain on the wires 



228. Blackberries on a trellis. 



all winter, or they may be laid down for protection. Early 

 the following spring, they are tied securely to both wires. 

 This makes, therefore, one summer tying for the young 

 canes, and one spring tying for the bearing canes. Black- 

 berries may also be tied to single stakes, although the 

 practice is scarcely advisable, because the fruit is apt to 

 become too much massed in the foliage. 



An exchange writes as follows on supports for berry 

 bushes: "Wire is very commonly used as a support for 

 raspberry and blackberry bushes, this being stretched 



