24 The Horticulturist's Rule- Book. 



Cranberry, continued. 

 Cranberry Saw-Fly (Pristiphora identidem, Norton). — Larva, 

 less than one-half inch long, greenish, feeding upon the 

 leaves ; two broods. 

 Remedy. — Flooding. Probably hellebore and arsenites. 

 Weevil (Antlwnomous suturalis, Lee). — Beetle, less than one- 

 fourth inch long; cuts off the flower-buds. 

 Remedy. — Flooding. 

 Cucumber. Cucumber or Pickle- Worm (Edioptis nitidalis, 

 Cram.) — Larva, about an inch long, yellowish white, tinged 

 with green, boring into cucumbers ; two broods. 



Remedies. — Hand-picking at the first appearance of the 

 caterpillars. Destroy infested fruits. 

 Melon-Worm. — See under Melon. 



Spotted Cucumber-Beetle (Diabrotica 12-punctata, Oliv.).— 

 Beetle, yellowish and black-spotted, about one-fourth inch 

 long, feeding upon the leaves and fruit. Sometimes attacks 

 fruit-trees, and the larva may injure roots of corn. 



Remedy. — Same as for Striped Cucumber-Beetle. 

 Striped Cucumber-Beetle (Diabrotica vittata,~Fabv.) . — Beetle^ 

 one-fourth inch long, yellow with black stripes, feeding on 

 leaves. Larva, one-eighth inch long and size of a pin, feed- 

 ing on roots ; two broods . 



Preventive. — Cheap boxes covered with thin muslin placed 

 over young plants ; or screens of mosquito -netting. 



Remedies. — Arsenites in flour. Ashes, lime, plaster or fine 

 road-dust sprinkled on the plants every two or three days 

 when they are wet. Air-slaked lime. Plaster and kerosene. 

 Tobacco powder, applied liberally. Apply remedies when 

 dew is on, and see that it strikes the under side of the leaves. 

 Currant. Borer (JEgeria tipuliformis, Linn.). — A whitish larva, 

 boring in the canes of currants, and sometimes of goose- 

 berries. The larva remains in the cane over winter. 



Remedy. — In fall and early spring cut and burn all affected 

 canes. These canes are distinguished before cutting by lack 

 of vigor, and by limberness. 

 Currant-Worm, or Currant and Gooseberry Saw-Fly (Ne- 

 matus ventricosus, Klug). — Larva, about three-fourths inch 

 long, yellow green, feeding upon the leaves of red and white 

 varieties ; two to four broods. 



Remedies. — White hellebore, applied early. Arsenites for 

 the early brood- 



