Caterpillar Killer Spray is a biological insecticide concentrate whose active ingredient is the naturally occurring soil bacteria Bacillus thuringiensis subspecies kurstaki (BT). It controls many types of larvae, including cabbage loopers and imported cabbage worms, and this 8-ounce concentrate makes up to 16 gallons of spray.
At a glance
Active ingredient: Bacillus thuringiensis ssp. kurstaki (BT)
Brand: Fert-lome
Size: 8 oz concentrate, makes up to 16 gallons
Targets: cabbage loopers, imported cabbage worms, and other larvae
Use: organic gardening, up to the day of harvest
Best for
Controlling caterpillars on brassicas
Protecting leafy greens and vegetables
Organic pest management
Treating emerging or small larvae
How to use
Mix the concentrate with water to make up to 16 gallons of spray and apply to affected plants, best when larvae are emerging or small. It may be applied up to the day of harvest.
As with all pesticides, read and follow all current label directions for application, handling, and disposal.
About Papaws Garden Supply
Papaw's Garden Supply is a family-run garden brand helping the next generation grow with nature, offering trusted tools, supplies, and seeds for home gardeners.
