Summit Biological Caterpillar and Webworm Control
Best organic solution for gardeners protecting edible plants from caterpillar damage.
This organic concentrate stops leaf-munching pests in their tracks without turning your garden into a chemical wasteland. It’s a targeted, high-stakes solution that protects your harvest while leaving beneficial pollinators and earthworms completely untouched.
$24.99
at
AZPonds & Supplies
Who it's for
- Eco-conscious gardeners protecting local pollinator populations
- Vegetable growers needing immediate pre-harvest pest solutions
- Budget-minded landscapers managing large garden areas
Who should skip it
- Gardeners requiring instant visual confirmation of pest elimination
- Busy homeowners wanting low-maintenance, long-lasting protection
- People dealing with established, mature caterpillar infestations
Performance breakdown
Organic Compliance
OMRI listing ensures full compatibility with strict organic gardening standards.
Targeted Pest Efficacy
Highly effective at eliminating leaf-feeding caterpillars without collateral damage.
Safety Profile
Harmless to beneficial insects, birds, and earthworms during application.
Edible Crop Versatility
Safe for use on vegetables and fruits right up to harvest.
Application Frequency
Requires consistent reapplication after rain or every week for control.
Ease of Mixing
Simple dilution ratio makes preparation straightforward for home gardeners.
Key Specs
Active Ingredient
Bacillus thuringiensis subspecies kurstaki (Btk) - 98.35%
Target pests
Tent caterpillar, tomato hornworm, gypsy moth, fall webworm, bagworm, and worm stage insects
For use in
Fruits, vegetables, ornamentals, and trees
Shipping Weight
2.33 lbs
Container Size
32 oz
Application Method
Hose-end sprayer
Know before you buy
Still have a question?
Ask Metto anything about the Summit Biological Caterpillar and Webworm Control before you decide.