Our Cuarantee —Every Item Top Quality 
In order to prevent serious damage, suggest spraying from about March on and 
kept up frequently depending how serious your planting may be. Use the following 
formula; for 3 gallon pressure tank, 6 heaping tablespoons of DDT wettable 50%, 
mixed with a good sticker spreader. It is wise to mix this thoroughly in a small con- 
tainer, then add balance of water in your sprayer. Frequent agitation is necessary for 
best results. 
Dusting with 5% wettable DDT early in the morning also advisable. 
Now Available! IRIS FOR EVERY GARDEN 
By Sydney B. Mitchell 
The only complete, up-to-date book on iris with all basic information for ama- 
teurs and specialists. Covers all species and varieties; helos you select irises for 3 to 
12 months’ bloom; discusses the familiar bearded, Japanese, Siberian, Louisiana types, 
and many rare and fascinating species. 12 pages of how-to drawings and plans, 28 
species and varieties in full colors. Mailed prepaid. ....................000.. $3.00 
Send us the names of your friends who may be interested in our catalog. 
Seventy-seven 
