SPRAYING CALENDAR 
PLANTS 
Disease or Insect 
1st Application 1 2d Application 
3d Application 
4th Application 
Rreular Spraying 
APPLES 
Special Spraying 
Before petals 
open 
Just after petals 
fall 
A week or ten 
days later 
Apple scab and 
leaf spot. 
Apple-curcullo. 
Plurn-curcullo. 
Canker-worm. 
Bordeaux m 1 x- 
ture 
Lead a r a e n- 
1 1 e "d o u b le 
strength" in the 
Bordeaux 
Repeat 
Repeat 
Codling-moth 
An arsenlte In the 
Bordeaux 
Repeat 
Repeat 
Apple-aphis 
Tobacco Infusion or kerosene emulsion when they appear 
All leaf eating 
Insects 
An arsenlte when they appear 
Scurfy scale 
Oyster-shell scale 
Kerosene emulsion just after young hatch In late May or early June, 
Lime sulphur wash In late winter. 
PEAR 
Scab, leaf spot 
and leaf blight 
Bordeaux before 
buds start 
Just after blos- 
soms fall 
Repeat 
If foliage Is eat- 
en by insects 
add an arsenite 
to second and 
third sprays 
PEACH 
Leaf curl and 
brown rot 
Bordeaux before 
leaves open 
Bordeaux (dilute 
solution) just 
after blossoms 
drop 
Bordeaux (dilute 
solution) 10 to 
16 days later 
CHERRY 
Leaf spot 
Bordeaux 
Repeat 
Two weeks later 
Ammonlcal 
Copper Carbon- 
ate after fruit Is 
full grown If 
necessary 
Plum-curcullo 
Lead arsen- 
ate "double 
strength" in the 
Bordeaux 
Repeat 
Repeat 
Cherry-aphis 
Tobacco infusion, kerosene emulsion or whale oil soap when they 
appear 
Cherry-slug 
An arsenlte when they appear 
PLUM 
Plum-curcullo 
Lead arse n-[ 
ate "double 
strength" in the Repeat 
Bordeaux 
Repeat 
Pluni-aphls 
Tobacco infusion, kerosene emulsion or whale oil soap when they 
appear 
Shot hole fungus 
Brown rot (de- 
stroy diseased 
1 specimens In au- 
tumn) 
Bordeaux before 
blossoms open 
(dilute for Jap- 
anese) 
Bordeaux Just af- 
ter blossoms have 
fallen 
Bordeaux 10 to 
15 days later 
Ammonlcal 
copper carbonate 
before fruit ri- 
pens If rot 
threatens 
CURRANT AND 
GOOSEBERRY 
Currant worm 
An arsenlte when worms appear, repeat If necessary 
Mildew 
When growth be- 
gins with Potas- 
sium Suphlde 
lit peat as neces- 
, sary 
STRAWBERRY 
Leaf-roller 
Lead arsenate "double strength" when they appear, repeat every 
week if necessary 
Rust 
When growth be- Bordeaux just af-l 
gins In spring ' ter blossoms fall] 
Raspberry. Black- 
berfv. Dewberry 
Anthraenoso and 
rust 
Bordeaux before 
buds burst 
Bordeaux Just af-l 
ter blossoms fall | 
GRAPE 
Mildew and rot 
Bordeaux when 
leaves are half 
grown 
When fruit nas 
set 
MELONS 
Striped Beetle 
Bordeaux mixture repeated every few days, or plant decoy crop oi 
very early squash around field and spray It with arsenite of lead 
when beetles appear 
Blight 
Slacked lime dusted on heavily. 
Keep plants coated with Bordeaux 
after first Indications. 
Aphis 
Tobacco infusion, kerosene emulsion or whale oil soap when they 
appear 
CABBAGE 
jcaterpillers 
An arsenical solution in resin lime mixture as soon as they appear, 
repeat every 10 days; or an arsenlte in dust form as soon as they 
appear, repeat every 10 days. 
Aphis 
Tobacco Infusion, kerosene emulsion or whale oil soap when they 
appear 
POTATO 
! Colorado potato 
beetles 
Blister-beetles 
An arsenical solution In Bordeaux if that is used, as soon as they 
appear; repeat every 10 da>'£ if necessary 
, Scab 
Soak the tubers In 40 per cent formalin solution at rale of 1 pint i«> 
SO gallons of water. Tor 2 hours before planting, by suspending 
them in a coarse sack 
Blight and rot 
Bordeaux at first 
Indication of dis- 
ease 
At intervals ol 
10 days as long 
as disease per- 
sists 
