Charcoal, Hardwood

描述

3/8"-5/8" size, 7 cu in box (1.02 dry gallons), Imported Natural Hardwood Charcoal. Used as addition to mixes containing Fir Bark, Tree Fern Fiber, Coconut Chips, Pumice Rock, Lava Rock and/or inert media . Hardwood charcoal acts as a buffer, allows the orchid plant to grow better into its medium. Opens mix for quick drainage. Does not retain water