BT Now
Best biological solution for farmers managing caterpillar infestations on food crops.
BT Now by BioSafe is a potent, water-based biological insecticide designed for broad-spectrum control of Lepidoptera pests. Utilizing Bacillus thuringiensis ssp. Kurstaki, it effectively stops feeding in caterpillars, armyworms, loopers, and more, leading to their rapid demise. This formulation is suitable for a wide array of outdoor and greenhouse food and non-food crops. With a short 4-hour Re-Entry Interval (REI), BT Now offers a targeted and efficient solution for managing destructive insect populations in agricultural and horticultural settings.
$72.53
Owner Satisfaction
4.6
/ 5
Category Rank
358
/ 1771
#358 in Pesticides
Price vs Category Average
+63%
Above average
Active Ingredient
.
/ Bacillus thuringiensis ssp Kurstaki
Who it's for
- Eco-conscious gardeners protecting pollinators and beneficial insects
- Organic growers committed to sustainable and chemical-free cultivation
- Busy families needing immediate access to treated garden spaces
Who should skip it
- Growers dealing with diverse infestations like aphids or mites
- Gardeners seeking instant results against active infestations
- People living in sunny climates wanting low-maintenance pest solutions
Performance breakdown
Lepidoptera Efficacy
Bacillus thuringiensis delivers highly targeted control against destructive caterpillar populations.
Operational Efficiency
The four-hour re-entry interval minimizes downtime for greenhouse and field operations.
Application Versatility
Water-based formula integrates seamlessly into both outdoor and indoor spray programs.
Crop Compatibility
Broad labeling allows for safe, effective use across diverse food crops.
Feeding Cessation Speed
Rapidly halts pest consumption to protect foliage from further larval damage.
Biological Selectivity
Targets specific larval stages while maintaining a focused biological approach.
Key Specs
Active Ingredient
Bacillus thuringiensis ssp. Kurstaki
Re-Entry Interval (REI)
4 Hours
Formulation
Water-based biological insecticide
Application Method
Requires Sprayer
Target Life Stage
Larvae
Target Pests
Armyworm, loopers, leafrollers, moths, caterpillars
Application Location
Outdoor, Vegetable Plants
Product Form
Liquid Spray
Features
- Biological mode of action for targeted pest control
- Effectively controls caterpillars and moths
- Labeled for use on food crops
- Broad-spectrum Lepidoptera control
- Quickly incapacitates pest feeding
- Suitable for outdoor and greenhouse use
- Water-based formulation for easy application
What customers say
BT Now by BioSafe is consistently lauded for its exceptional ease of use. Users appreciate the straightforward application and seamless integration into daily routines. Another key strength is its dependable reliability. Customers report consistently predictable results, confirming the product performs as expected without fail. While the price is noted, the overall sentiment suggests its consistent effectiveness and simple nature offer excellent value. This makes it a trustworthy and premium solution for consumer needs, justifying the investment for its predictable performance and user friendly design.
Know before you buy
BT Now uses Bacillus thuringiensis ssp. Kurstaki, a biological agent that targets the digestive systems of specific larvae. Once ingested, it stops the pests from feeding almost immediately, leading to their demise within a few days.
Yes, BT Now is labeled for use on food crops. Because it is a biological insecticide, it is designed to be a targeted solution for your edible plants when used according to the label instructions.
The Re-Entry Interval (REI) for BT Now is 4 hours. You should wait at least this long after application before re-entering the greenhouse or garden area.
BT Now is specifically formulated to target Lepidoptera larvae, such as caterpillars and loopers. It is generally considered selective, meaning it does not typically harm beneficial insects like bees or predatory beetles when applied as directed.
BT Now is suitable for both outdoor and greenhouse environments. Its water-based formulation makes it versatile for various agricultural and horticultural settings.
It is effective against a broad spectrum of Lepidoptera larvae, including armyworms, loopers, leafrollers, moths, and various types of caterpillars.
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