A Garden Pesticide Primer

Part 2: Azadirachtin (Neem) vs Neem Oil-they are NOT the same

Neem is a naturally occurring pesticide that comes from the seeds of the neem tree (Azadirachta indica). Neem trees are native to tropical forests in Burma, India and Sri Lanka and has been grown successfully in many areas of the U.S. Neem has been used as a botanical insecticide for many hundreds of years however, it was not until the 1920's that forma…