6. With Bordeaux about eight or ten weeks after the blossoms fall.
7. Again with the same about two weeks later.
A Calendar for Spraying Apples
| INSECTS | Nature of Injury | Before Leaf Buds Open | Before Flower Buds Open | After Petals Fall | In 2 to 3 Weeks | In 8 to 9 Weeks | Materials to Use |
| Codling Moth | Eating Worm | x | x | x | Lead Arsenate or Par. Gr. | ||
| San José Scale | Sucking Insect | x | Lime Sulphur | ||||
| Oyster Shell Scale | Sucking Insect | x | Lime Sulphur | ||||
| Blister Mite | Leaf Miner | x | Lime Sulphur | ||||
| Plant Louse | Sucking Insect | when seen | Whale Oil Soap or Tobacco | ||||
| Cigar Case Bearer | Eating Insect | x | x | x | Lead Arsenate or Par. Gr. | ||
| Apple Maggot | Eating Worm | x | x | destroy fruit | Lead Arsenate or Par. Gr. | ||
| Bud Moth | Eating Worm | x | x | x | Lead Arsenate or Par. Gr. | ||
| Curculio | Eating Worm & Beetle | x | x | Lead Arsenate or Par. Gr. | |||
| Diseases | |||||||
| Apple Scab | Fungus | x | x | x | x | if necessary | Lime Sulphur or Bordeaux 3-3.50 |
| New York Apple Tree Canker | Fungus | x? | cut out infections | Lime Sulphur | |||
| Leaf Spot | Fungus | x | x | x | Lime Sulphur | ||
| Sooty Blotch | x | x | x | Bordeaux Mixture and Lime Sulphur | |||