That crushed eggshell ring around your hostas isn’t protecting them—it might even be attracting slugs. The real problem isn’t on the surface; it’s hiding in your mulch, waiting for darkness. Learn why this popular gardening hack fails and what actually works.
After twelve years of scattering crushed eggshells around hostas, one gardener watched a slug glide straight over them without hesitation. The beloved folk remedy has no scientific backing, but the myth persists anyway—and there are far better solutions.
For years, piling mulch around hostas every April seemed like responsible gardening—until a soil scientist dug into the bed and revealed what was really happening beneath the surface. The dense, matted layer wasn’t retaining moisture; it was suffocating the roots and creating ideal conditions for disease. Discover the simple fixes that will transform your hosta beds.