Microgreen Growing Blog | Guides & Tips | On The Grow

Seeing white fuzz on your microgreens? About 85% of the time, it's not mold—it's healthy root hairs. This comprehensive guide teaches you how to identify the difference using the simple water test, proven prevention strategies for every growing medium (silicone, soil, coco coir), why sunflower seeds are prone to mold, DIY antifungal spray recipes, and what to do if actual mold appears. 

Proper cleaning and sanitization of your microgreen trays and reusable grow mediums is just as important as knowing how to grow. Learn the most effective, food-safe methods to prevent disease, eliminate pathogens, and ensure every grow starts clean.