Diatomaceous Earth (Found in Red Lake Earth Diatomaceous Earth [food grade]) Imagine you’re wandering around in search of food, and you come to a tree festooned with avocados, mangoes, fresh beans, chocolate cakes, and hot loaves of cheddar bread. In order to pluck from this tree of wild dreams, you must first cross a field littered with razor blades and broken glass. Tempted? Greedy bugs face the same scenario when faced with crossing a barrier of diatomaceous earth. To the … [Read more...] about Insecticides part deux–Razor sharp love from the algae family.