Bacillus thuringiensis is a Gram positive, soil-dwelling bacterium. Like all Bacillus species, it is rod-shaped and produces spores. Aside from being a close relative to Bacillus anthracis (the one ...

If you have moths or caterpillars bothering your garden, Bt (or Bacillus thuringiensis) is your best bet to wipe them out without harming beneficial insects. You can buy this organic pest control at ...