HENRY LEUTHARDT NURSERY 7m | 
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Scale if not checked develops very rapidly and in a short 
time covers the entire area of the tree. Hence, it is vitally im- 
portant to guard your trees against scale. Please don’t ignore 
our warning, if you expect fine, healthy fruit bearing trees. 
APPLE SPRAY 
Spray No. 1—Dormant Spray 
(The treatment is made after the buds have begun 
to swell, but before they show green at the tips.) 
Material: 3% oil emulsion; or 1-15 miscible oil. 
Control: Scale 
Spray No. 2—Delayed Dormant Spray 
(When the leaves of the blossom buds are out from 
1-4 to 1-2 inch.) 
Material: Add Nicotine Sulphate, 2 tsps. per gal., 
to above Spray No. 1. 
Control: Aphids—Red Bug—Bud Moth. 
Spray No. 3—Pre-Blossom Spray 
(This spray applied between the delayed dormant 
spray and the bloom, are timed primarily for scab 
control. ) 
Material: Lime-Sulphur and water. 
Spray No. 4—Calyx Spray 
When 75% of the petals have fallen) | 
Material: Lime-Sulphur and water; sulphur dust; 
or wettable Sulphur to reduce the danger of spray 
injury. 
Control: Fruit Blotch. 
Spray No. 5—Post Calyx Spray 
(Ten days after petals fall and again four weeks 
after petals falls.) 
Material: Lime Sulphur, Water, or Sulphur Dust, 
or Wettable Sulphur. 
Control: Black Rot; Bitter Rot. 
Rusts—Damage leaves, blossom end of fruit, galls on cedars. 
Material: Lime Sulphur and water; eradicate cedars or cut off 
cedar galls before orange horns appear. 
Fire Blight—Shoots and branches blacken. 
Material: Spray at full bloom with 1 -3 - 50 Bordeaux. 
Cut out cankers, prune out diseased branches and destroy in- 
fected fruit spurs. 
Codling Moth—White worm which eats way to the core. 
Leaf Roller—Leaves webbed together and ragged holes. 
Curculio—Fly stings fruit. 
Material for three pests: Lime sulphur, water, and lead 
arsenate. 
Apple Magot—Yellow worm makes brown tunnels in fruit. 
Material: Spray with Lead Arsenate when flies emerge late in 
June; destroy dropped apples. 
PEACH, NECTARINE, APRICOT SPRAY 
Spray No. 1—Dormant Spray or Leaf Curl Spray 
(In late fall or early spring, before the buds swell.) 
Material: Lime Sulphur and water 
Control: San Jose Scale, Leaf Curl, Brown Rot. 
Spray No. 2—Pre-Blossom Spray 
(When the blossoms show pink or a little earlier 
if a rain period threatens). 
Material: Lime Sulphur, Water 
Control: Brown Rot blossom blight. 
Spray No. 3—Calyx Spray or Shuck Spray 
(When the shucks are falling from the young 
fruit that are going to set.) ; 
Materail: Lead Arsenate 11% tablespoonful, plus 
2 or 3 tablespoonfuls of hydrated lime to the gal- 
lon of water or diluted spray mixture, for chewing 
insects; and add nicotine sulphate 1 teaspoonful to 
the gallon of water or spray mixture to control 
sucking insects. 
