No Mixing ... No Pumping 
Attach to Garden Hose, Insert Cartridge, Turn on the Water—SPRAY! 
—Four times faster than hand spraying— 
Hy-Grade HOZE GUN (Clearview Chamber) --- $3.50 
Hy-Grade HOZE GUN (All-Metal Chamber) _ $2.75 
—There’s a Hy-Grade Colloidal Cartridge for Every Spraying Need— 
No more bothering of measuring and mixing spray solutions . . . 
Hy-Grade Hoze Gun Colloidal Cartridges are always ready to use . , . 
full strength . . . any chemical spray combination. No deterioration. 
May be used several times. 
Following Cartridges 30c Each, $3.50 Dozen: 
1. Nicoloid 2. Rotoloid 3. Pyroloid 
4. Trioloid 5. Cuproxoloid 6. Deodoroloid 
Following Cartridges 25c Each, $3.00 Dozen: 
7. Arsenoloid 8. Bordoloid 9. Sulfoloid 
10. Dormoloid 11. Japoloid 
HI-GRADE COLLOIDAL INSECTICIDE CO., Inc. 
109th Street at Jamaica Ave., 
RICHMOND HILL, N. Y. 
CROP 
PEST 
SPRAY WITH 
WHEN TO SPRAY 
FLOWERS 
ASTERS 
Aster beetle. Tarnished 
plant bug. 
Aphis, Leaf hoppers. 
Rust, Leaf spot. 
Arsenol. and Nicol. comb. 
Nicoloid or Pyroloid. 
Sulfoloid or Bordoloid. 
When first appear. 
At first appearance. Spray under leaves. Repeat 
as needed. 
As soon as fungus appears. 
BEGONIAS 
Mite. 
Sulfoloid or Rotoloid. 
At first sign of brown specks on leaves. 
CARNATIONS 
Caterpillars. 
Aphis, Green fly, Thrips. 
Arsenoloid or Rotoloid. 
Nicoloid or Pyroloid. 
Soon as insect appears. 
As soon as insects appear. 
CHRYSANTHEMUMS 
Aphis, Red spider. Leaf 
hopper. 
Wilt, Mildew, Leaf spot. 
Nicoloid or Pyroloid. 
Sulfoloid or Bordoloid. 
When first appear. 
Soon as discoloration starts. 
DAHLIAS 
Beetles, Tarnished plant bug 
Red spider. Leaf hopper, 
Thrips. 
Mildew. 
Arsenoloid or Rotoloid. 
Pyroloid or Nicoloid. 
Sulfoloid or Bordoloid. 
When insects appear. 
When insects appear. 
When fungus appears. 
DELPHINIUM 
Aphis, Mites, Red spdier. 
Nicoloid or Pyroloid. 
At first appearance. 
LARKSPUR 
Black spot. 
Bordoloid. 
Spray 2 or 3 times during Spring. 
FERNS 
Aphis, White fly. 
Nicoloid or Pyroloid. 
At first sign—spray both sides of foliage. 
GERANIUMS 
Red spider. White fly. 
Aphis, Mites. 
Leaf spot. 
Nicoloid or Pyroloid. 
Sulfoloid or Bordoloid. 
At first sign of insect. 
Spray regularly to prevent appearance. 
GLADIOLUS 
Thrips 
Scab, Rot. 
Nicoloid or Pyroloid. 
Bordoloid. 
Disinfect corms. During growing season* 
Clean and disinfect corms thoroughly. 
IRIS 
Aphis. 
Nicoloid or Pyroloid. 
As soon as insects appear. 
LILIES 
Mosaic (caused by Aphis) 
Botrytis blight. 
Nicoloid. 
Bordoloid. 
Remove all diseased plants. Check aphis 
spraying. 
Spray in Spring as soon as new growth 
pears; repeat 2-3 times. 
by 
ap- 
NASTURTIUMS 
Aphis (black) 
Nicoloid or Pyroloid. 
Spray at first appearance, under leaves 
on stems. 
and 
PEONIES 
Rose beetle. Arsenoloid or Rotoloid 
Botrytis blight. Leaf blotch Bordoloid 
At first appearance. 
When young tips first show in Spring, or when 
spots first appear and every 10 days. 
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