Why Burying Eggshells Never Stopped Blossom End Rot: A Nursery Grower’s Calcium Transport Lesson
For years, gardeners have buried eggshells under tomatoes believing they prevent blossom end rot. But a nursery grower’s explanation reveals the truth: it was never about calcium supply—it’s about whether plants can transport it. Inconsistent watering, excess nitrogen, and salt buildup are the real saboteurs.