Micro-Mat Minis Hydroponic Grow Pads - For Organic Production - Plant & Seed Germination: Wheatgrass, Microgreens, More - For 5" x 5" Greenhouse Plant Trays (48) Pack of 48 - Fits 5" x 5" growing tray inserts perfectly - Biodegradable - Fully compostable Perfect for Hydroponic growing - Produced from sustainably harvested wood - Made with wood fibers Ideal for: microgreens, micro herbs, pea shoots, wheatgrass, barley grass, & more Free from plastic and synthetic fibers - Pathogen-free High water holding capacity - Product approved for use in organic systems - Organic Farmers & Growers Standards