Gardening Shell on Earth Pest & Weather Protection | Shell On Earth Super Crush, Crushed Whelk Shells

This Super Crush Product Consists Of A Finer Blend Of Crushed Whelk Shells Than In The Other Shell On Earth Mixes And Is Ideal As A Delicate Top Dressing In Terrariums And Pots. The Small Pieces Sit More Uniformly In The Pot And Can Help To Prevent Fungus Gnat Infestations In The Soil.