Neem oil comes from the pressed fruit of the neem tree, which is native to India and Africa. Neem oil has natural insect-repelling properties, making for a useful yet organic insecticide. To use on ...

From fungus gnats to mealybugs, here’s what’s bugging your plants—and how to treat minor issues and major infestations.

Neem oil comes from the seeds of the neem tree (Azadirachta indica), a fast-growing member of the mahogany family native to southeast Asia. Typically expressed via a cold-pressing process, the oil is ...