240 PESTS OF ORCHARD AND SMALL FRUITS 
The Lesser Peach-borer (Synanthedon pictipes G. and R.) 
Old or weakened trees are apt to be attacked by this borer, which 
works in the soft, growing tissue anywhere in the trunk, from the 
ground to the main branches. 
The same insect also at- 
tacks plum, cherry, and wild 
cherry. 
EES The worm itself has much 
the appearance of the com- 
mon peach borer, but is 
smaller, rarely being over 
Fic. 310.— The Lesser Peach-borer. four fifths of an inch long, 
Slightly enlarged. Original. when full grown. In the 
South there are two genera- 
tions; in the North, only one. The winter is passed by the larva in 
the trunk, and pupation takes place early in the spring. The adult is 
Fic. 311.— The Lesser Peach-borer. Fic. 312.— Adult of the Lesser Peach- 
Pupa protruding from crack in borer. Slightly enlarged.  Orig- 
bark. Original. inal. 
a clear-winged moth. Eggs are laid on the trunk, especially in cracks 
or crevices. 
The best preventive measure is to keep trees growing vigorously 
and promptly to treat with white lead any chance wounds in the bark. 
