Monterey Ready to Use B.t. (Qt)

Monterey Ready to Use B.t. (Qt) is a biological caterpillar and worm control spray powered by the naturally occurring bacterium Bacillus thuringiensis (Bt). It targets and eliminates worms and caterpillars when they ingest treated foliage, without harming birds, earthworms, honeybees, or ladybugs when used as directed, and it is safe on edibles up to the day of harvest.

At a glance

• Type: Biological insecticide (ready-to-use)
• Active ingredient: Bacillus thuringiensis (Bt)
• Size: Quart, ready-to-use
• Targets worms and caterpillars by ingestion
• Safe for birds, earthworms, and beneficial insects when used as directed
• Can be applied up to the day of harvest

Best for

• Controlling cabbage loopers and armyworms
• Caterpillar and worm pests on vegetables
• Protecting edible crops without chemical residues
• Biological and organic pest management
• Integrated Pest Management programs

How to use

Shake well and thoroughly spray the foliage of affected plants, covering areas where worms and caterpillars are present. Apply when pests are in their early stages and actively feeding for best results. Once they consume the Bt-treated foliage, they stop feeding and die within hours. Follow all label directions.

About Grow Organic

Grow Organic supplies natural pest control and garden essentials to help growers protect their crops without harsh chemicals.

Sold by Grow Organic, based in Grass Valley, California.