1878 



ENCYCLOPEDIA OP PRACTICAL HORTICULTURE 



WHEN TO SPRAY 



SPRING 



(1) When buds are 

 swelling. 



WHAT TO SPRAY FOR 



(2) WTien bud scales 

 are opening. 



(3) Just before blos- 

 soms open. 



(4) When last pet- 

 als are falling 

 and before ca- 

 lyx closes in. 



(5) About first 

 week in May. 



(6) When they ap- 

 pear. 



SUMMER 



When pests 

 pear. 



ap- 



FALL 

 Before fall rains 

 begin. 



Rosy Apple Aphis. 

 Green Apple Aphis. 

 Woolly Aphis. 

 Green Peach Aphis 

 Cherry Aphis. 



San Jose Scale. 



Blister and "Rusty Leaf* Mite of 



Pear. 

 Eggs of Red Spider. 

 Erinose Mite of Grape. 

 Peach Leaf Curl. 

 Peach Bud Moth. 

 Moss and Lichens. 



Raspberry Cane Blight. 



Apple Mildew. 

 Rose Mildew. 



Apple and Pear Scab, 



Pear Thrips. 

 Thrips.) 



(Other species of 



Cherry Fruit Sawfly. (Attacks Cher- 

 ries, Prunes, Plums.) 



Codling Moth on Pears and Apples. 



Apple and Pear Scab. 



Apple Mildew. 



Apple Alternaria (blossom-end). 



Peach Blight or "Shot-hole." (Also 

 attacks Apricots and Almonds.) 



Twig Borer, Caterpillars. 

 Spring: Canker Worm. 



Aphides (apple, pear, cherry, etc.) 



Woolly Aphis on limbs and branches. 



Red Spider. 



Erinose Mite of Grape. 



Oyster Shell Bark Louse. 



Leaf Hopper. 



Aphides on truck crops. 



Green Peach Aphis. 



"Rusty Leaf*' Mite of Pear. 



Apple Tingis. 



Pear and Cherry Slug. 



Caterpillars. 



Striped Cucumber Beetle (Diabro- 

 tica. ) 



Root Maggots, etc. 



Squash Bugs. 



Grasshoppers. 

 Cutworms. 

 Flea Beetle. 



Potato Blight. 



Codling Moth. (See note.) 



Raspberry Cane Blight. 



Apole Anthracnose. 



Peach Blight, or "Shot-Hole." 



WHAT TO USB 



Black Leaf 40, 1-800, combined with 

 Lime Sulphur, 4.5 degrees Beaume. 



Lime Sulphur, 4.5 degrees Beaume. 



Eesin Bordeaux mixture. 



Atomic Sulphur — ■ 



7 pounds to 50 gallons water. 



8-8-50 Self-boiled Lime-sulphur or 

 7 lbs. Atomic Sulphur ; 50 gals. 

 water. 



Distillate Oil Emulsion, combined 

 with Black Leaf 40. 



Arsenate of Lead — 



5 lbs. to 100 gals, of water. 



Arsenate of Lead — 



4 lbs. to 100 gals, of water. 



8-8-50 Self-boiled. Lime-sulphur or 

 Atomic Sulphur, 7 lbs. to 50 gals. 

 of water. 



Atomic Sulphur — 



7 lbs, to 50 gals, water. 



8-8-50 Self-boiled Lime-Sulphur, or 

 Atomic Sulphur, 7 lbs. to 50 gals. 

 of water. 



Arsenate of Lead— 

 4 lbs, to 100 gals, of water. 



Tobacco Black-Leaf — 



1 to 65; or Black-Leaf 40 (Sul- 

 phate of Nicotine) 1 to BOO or 1 

 to 1,000. Dry Sulphur or Atomic 

 Sulphur for Mites and Red Spider. 



Soap Solution — 

 5 lbs. hard soap to 50 gals, water. 



Arsenate of Lead— 

 4 lbs. to 100 gals, of water; or 

 use road dust, lime dust, or ashes. 



Arsenate of Lead — 

 4 lbs. to lOO gals, of water. 



Carbolated Lime. 



Whale-Oil Soap and Quassia; Kero- 

 sene Emulsion. 



Bordeaux Mixture as a repellent. 



Bordeaux Mixture, 5-5-50. 



Arsenate of Lead — > 

 4 lbs. to 100 gals, of water. 



Resin-Bordeaux. 



Bordeaux Mixture, 5-5-50. 



