SMALL, NAKED WORMS KATIHG TIIK LEAVES 177 



Arsenicals may be used safely on cabbages uutil they are half grown 

 An effective spray is Paris green to which has been added resin soap 

 sticker, so that ,t will not run off the leaves. Directions for making 

 the resin soap mixture 

 are given elsewhere in 

 this book. Poison 

 bran mash, as pre- 

 pared for cutworms, 

 is effecti\-e, and may 

 be used safely until 

 the plants are nearly 

 full grown. Hellebore 

 is available on plants 

 ready for market. 



The Southern Cab- 

 bage Worm {Pontia 



Fig. 



205. —Adult of the Southern Cabbage Worm. 

 Original. 



Vroiodice Boisd.) is a elosely related speeies with similar habits. 

 The Cross-striped Cabbage Worm {Evergestis rimosalis Guen.) 



The larva of this 

 species is bluish in 

 color, about three 

 fifths of an inch long, 

 and has numerous 

 narrow stripes of 

 ))lack across its back. 

 It feeds on cabbage 

 heads in the same 

 manner as the com- 

 mon cabbage worm. 

 The adult expands 



, about one inch, and 



Fig. 206. — The Diamond-back Moth. Enlarged and is light yellowish 

 natural size. Original ^i • - . ' 



wings marked with black or brown. the margins of ts 



