Home » Tips » Zucchini » A Guide to Using Diatomaceous Earth for Zucchini Pests Contents hide 1 A Simple, Natural Solution 2 Just What Exactly Is This “Magic” Garden Dust? 2.1 From Ancient Algae to Garden Powder 2.2 The Golden Rule: Only Use Food-Grade DE 3 How One Simple Powder Safely Guards Your Zucchini … Continue reading A Guide to Using Diatomaceous Earth for Zucchini Pests