WHEN TO SPRAY AND WHAT TO USE 
CROP 
INSECT OR 
DISEASE 
SPRAY WITH 
Level 
Tablespoonfuls 
(To 1 Gal. Water) 
POUNDS 
(To 50 Gals. 
Water) 
SPRAYING TIME 
APPLES 
San Jose Scale 
and Oyster Shell 
Scale 
Dry Lime Sulfur 
9 to 11 
tablespoonfuls 
12 to 15 pounds 
After leaves drop in Fall or better just 
as buds show tip-green in Spring. 
Codling Moth 
and Curculio 
Arsenate of Lead 
1 % to 3 
tablespoonfuls 
1 to 2 pounds 
1. When of petals have fallen. 
2. Three weeks after fall of petals. 
3. Nine weeks after fall of petals. 
4. Fourteen weeks after fall of petals. 
5. Sixteen weeks after fall of petals. 
Canker Worm 
Arsenate of Lead 
3 tablespoonfuls 
2 pounds 
In cluster-bud when flower buds are 
showing pink. 
Scab 
Leaf Spot and 
Sooty Blotch 
Dry Lime Sulfur 
2 y 2 to 3 
tablespoonfuls 
2 y 2 tablespoonfuls 
3 to 4 pounds 
3 pounds 
1. In cluster-bud when flower buds 
are showing pink. 
2. When % of petals have fallen. 
3. One week after fall of petals. 
4. Two weeks after fall of petals. 
5. Early in July for Michigan, West¬ 
ern New York and New England 
if weather is cool and wet. 
Blotch 
Dry Lime Sulfur 
2 V 2 to 3 
tablespoonfuls 
3 to 4 pounds 
1. One week after fall of petals. 
2. Two weeks after fall of petals. 
3. Three weeks after fall of petals. 
4. Four weeks after fall of petals. 
5. Five weeks after fall of petals. 
Bitter Rot 
Bordeaux Mixture 
8 tablespoonfuls 
8 pounds 
Where Bitter Rot is anticipated start 
spraying the first week in July and 
should be repeated at ten day 
intervals until four applications 
have been made. 
PEACH 
Leaf Curl and 
San Jose Scale 
Dry Lime Sulfur 
9 to 11 
tablespoonfuls 
12 to 15 pounds 
After leaves drop in Fall or Spring 
but before the buds swell. 
Curculio 
Arsenate of Lead 
and Hydrated Lime 
1 to 114 
tablespoonfuls 
4 tablespoonfuls 
% to 1 pound 
4 pounds 
1. When % of petals have fallen. 
2. When “shucks” are shedding. 
This is usually about ten days 
after the petals fall. 
3. Four weeks after fall of petals. 
4. Four weeks before each variety is 
ready to pick. 
PEAR 
Blister-Mite and 
San Jose Scale 
Dry Lime Sulfur 
9 to 11 
tablespoonfuls 
12 to 15 pounds 
Just as buds begin to swell. 
Scab 
Dry Lime Sulfur 
2 14 to 3 
tablespoonfuls 
3 to 4 pounds 
1. In cluster-bud when flower buds 
are separating. 
2. When % of the petals have fallen. 
3. Two weeks after fall of petals. 
Codling Moth 
and Curculio 
(Same as for Apples) 
PLUM and 
CHERRY 
San Jose Scale 
(Same as for Apples) 
Brown Rot and 
Leaf-Spot 
Dry Lime Sulfur 
and Arsenate of 
Lead 
2 y tablespoonfuls 
1 x / 2 tablespoonfuls 
3 pounds 
1 pound 
1. As soon as petals have fallen. 
2. Two weeks after petals have fallen. 
3. Four weeks after fall of petals. 
Curculio 
Dry Lime Sulfur 
2 y 2 tablespoonfuls 
3 pounds 
Immediately after harvest. (If slugs 
are present add Arsenate of Lead.) 
GRAPE 
Berry Moth 
Black Rot 
and Mildew 
2 Way Spray 
9 y tablespoonfuls 
9 y pounds 
1. When shoots are 8 to 10 inches long. 
2. Just before blossoming. 
3. Just as the blossoms are falling. 
4. Ten days to two weeks after bloom¬ 
ing. 
5. Just before the berries begin to 
touch in the clusters. 
CABBAGE and 
CAULI¬ 
FLOWER 
Cabbage 
“Worms” 
London Purple or 
Arsenate of Lead and 
Soap 
Garden Guard 
1 y 2 tablespoonfuls 
1 ounce 
Use as dust 
1 pound 
5 to 6 pounds 
Use as dust 
When worms appear. 
ASPARAGUS 
Beetle 
London Purple 
Arsenate of Lead 
2 tablespoonfuls 
3 tablespoonfuls 
1 to 1 y pounds 
6 pounds 
Spray frequently. 
CUCUMBER 
Striped Beetle 
2 Way Spray 
London Purple 
7 tablespoonfuls 
2 tablespoonfuls 
7 pounds 
1 to 1 y pounds 
Spray frequently. 
Page Seventy-five 
