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GARDEN GUIDE 



QUINCE 



Round-headed Borer: See Apple. 



Quince CurcuHo: Adults feed upon, 

 and the grubs feed inside, the growing 

 fruit, causing it to be knotty. Jar the 

 trees as for plum curculio. Spray with 

 lead arsenate. 



Aphid : See Apple. 



RADISH 

 Maggot: See Cabbage. 

 Aphid : See Turnip. 



RASPBERRY 



Raspberry Sawfly: Larvae feed upon 

 the leaves. Spray with lead arsenate or 

 hellebore. . 



Cane Borer: Larvae tunnel inside the 

 canes. Cut and burn infested canes. 



RHODODENDRON 



Rhododendron Lace Bug: Sucks the 



sap from the under surface of the leaves, 



leaving brown spots of excrement. Spray 



with nicotine solution or kerosene emulsion. 



ROSE 



Rose Slug or Sawfly: Eats away the 

 green tissues of the leaves, only the net- 

 work remaining. Spray with lead arsenate , 

 hellebore, or nicotine solution. 



Rose Chafer: See Grape. 



Rose Leaf-Hopper: Whitish, jumping 

 and flying insects which suck the sap from 

 the under side of the leaves. Spray with 

 nicotine solution. 



Rose Aphid or Green Fly: Sucks the 

 sap from the tender leaves and shoots. 

 Dip the shoots in, or spray with nicotine 

 solution. 



Rose Scale: Whitish, circular shells 

 on the stems contain insects which suck 

 the sap. Cut and burn the worst infested 

 stems. Spray with nicotine solution. 



RYE 

 Army Worm : See Grass. 

 Wheat Midge: See Wheat. 



SNAPDRAGON 

 Leaf -Mite: Causes leaves to curl and 

 plants do not blossom. Spray with 

 nicotine solution. 



SNOWBALL 

 Aphids: Suck sap from the leaves, 

 causing them to curl. Dip in, or spray 

 with nicotine solution. 



SPIRAEA 

 Aphids: Suck the sap from the new 

 shoots. Use nicotine solution as a spray 

 or dip. 



SPRUCE 

 Spruce Bud Moth: Larvae feed on 

 leaves of terminal shoots of the branches, 

 often causing much damage. Spray with 

 lead arsenate. 



Spruce Gall Aphid: Forms galls at 

 the base of the new growth on Norway 

 and other spruces. Spray in late Fall or 

 early Spring with nicotine solution and 

 soap, or with kerosene emulsion. 



SQUASH-PUMPKIN 



Sq uash- vine 

 Borer: Larvae tunnel 

 in the stem near its 

 base, causing decay. 

 Cut slits lengthwise 

 m the stem and kill 

 the borers. Cover 

 the joints of the vine 

 with earth and new 

 roots will be formed 

 to support the plant. 

 Grow a few early 

 plants for traps, and 

 when well infested, 

 destroy them. Plant 

 the main crop rather 

 late. 



Squash Lady- 

 Bee tie: Adults 

 and larvae feed 

 upon the leaves. 

 Spray with lead 

 arsenate. 



Sq uash-vine Borer 



Squash Lady-Beetle 



Squash Bug or Stink Bug 



Striped Cu- 

 cumber Beetle: 



See Cucumber. 



Squash Bug 

 or Stink Bug: 



A brown bug, 

 three-fourths of 

 an inch in 

 length, which 

 sucks the sap 

 from the under 

 side of the 

 leaves, causing 

 them to wilt and 

 die. Underspray 

 with kerosene 

 emulsion to kill 

 the young. The 

 old bugs and the 

 egg clusters may 

 be gathered by 

 hand. 



