XenTari® WG is a leading biological Bt insecticide that controls a broad range of pests with proven control on tomato looper in greenhouses, as well as armyworm and diamondback moth control in conventional and organic operations.

Technical information

Chemical class: Group 11
Active ingredients: Bacillus thuringiensis subsp. aizawai, Strain ABTS – 1857 (48.1%)
Packaging: 24 x 500 g case
Rainfast: Avoid application when heavy rainfall is in the forecast
PCP #: 31557

Registered crops

  • Artichoke
  • Beans (dry and succulent)
  • Brassica leafy greens
  • Brassica vegetables (head and stem)
  • Bulb vegetables
  • Camelina
  • Canola
  • Cardoon
  • Celery
  • Celtuce
  • Chinese celery
  • Fennel
  • Fruiting vegetables
  • Garden beets
  • Ginseng
  • Grapes
  • Greenhouse beans
  • Greenhouse cucumber
  • Greenhouse fruiting vegetables
  • Greenhouse lettuce
  • Greenhouse ornamentals
  • Hare’s ear mustard
  • Herbs and spices
  • Hops
  • Horseradish
  • Kohlrabi
  • Leafy greens
  • Mustard seed
  • Oil radish
  • Outdoor ornamentals
  • Pome fruit
  • Poppy seed
  • Radish (including oriental)
  • Rhubarb
  • Rutabaga
  • Sea kale
  • Stone fruit
  • Sugar beets
  • Sweet potatoes
  • Sweet rocket
  • Tobacco
  • Tree nuts
  • Turnip


  • Unique mode of action making it an excellent tool for managing resistance
  • Immediately deters insects from feeding – death occurs within 1-3 days
  • Excellent product to rotate with conventional insecticides
  • Not harmful to bees or beneficial insects making it a great tool for spring feeding caterpillars
  • No REI and safe for humans
Biological fungicide for organic production logo

General usage information

  • Apply when insect pests are small (egg hatch to early instars) before crop damage occurs
  • Apply in sufficient water volume for thorough crop coverage
  • Use with a water pH 7 or lower
  • Use a non-ionic surfactant for hard to wet foliage (such as cabbage or broccoli)
  • XenTari is OMRI certified for use in organic production