24 horticulturist's rule-book. 



Rose-Beetle. — See under Rose and Apple. 

 Slug (Selandria Cerasi, Peck). — Larva, one-half inch 

 long, blackish and slimy, feeding upon the leaves ; two 

 broods. 



Bemedies. — Arsenites, for the second brood (which 

 usually appears after the fruit is off), and for the first 

 brood if the trees are not bearing. Hellebore in water. 

 Pyrethrum. Air-slaked lime. Road-dust. Catch mature 

 insects by jarring trees late in the evening or early in the 

 morning. 

 Chestnut. Weevil {Balaninus sp.). — A grub working in 

 chestnuts, making them wormy. The weevil is a curculio- 

 like insect. 



Preventives. — Destroy wild trees where the insects 

 breed. Plant the most immune varieties. 



Bemedy. — Gather and destroy the infested nuts immedi- 

 ately after they fall. 

 Chrysanthemum. Green Lettuce-Worm. — See under 

 Lettuce. 

 Chrysanthemum Leaf-Miner ( Oscmis sp.). — Works upon 

 the leaves of the chrysanthemum. 

 Bemedy. — Hand-picking. 

 Corn. Bud- Worm. — See Tomato Fruit- Worm. 



Cornstalk-Borer {Helotropha atra^ Get.). — Larva, gray 

 and striped, boring into the stalk. 

 Bemedies. — See Cut- Worm. 

 Grain-Aphodius {Aphodius granar^ius, Linn.). — Beetle, one- 

 eighth inch long, shining black, feeding on kernels in the 

 ground before they sprout. 



Remedy. — Soak kernels in water, then stir them in a 

 mixture of Paris green, one part to twenty parts of flour. 

 Root Web- Worm {Cramhus sp.). — Larva feeding in a web 

 on the surface or just below it, on the roots of corn. 



Preventive. — Avoid planting corn on sod land where 

 there is any suspicion of the insect having been at work. 

 Fall ploughing. 

 Weevil or Grain-Beetle {Silvanus Surinamensis, Linn.). 



