Mother Earth Hydroton Original 50 L Growers Network it holds a tight photoperiod

it holds a tight photoperiod so a full canopy of plants stays on the same clock

Enhanced Mineral Bioavailability: Features high-grade chelation and metal amino acid complexes to ensure rapid nutrient delivery to the root zone

That matters most when checking the corners of a 5x5 footprint

Inside Dimensions: 36" x 36" x 6"

Specification Value Pack Size 4 g Relative Humidity 62% Protects 1/2 oz (14 g) Pack Dimensions 2" x 2" Case Quantity 600 packs Individual Overwrap None — packs activate when the case is opened Technology Patented 2-way humidity control (adds and removes moisture) Composition Food-grade salt

Mother Earth Hydroton Original 50 L Growers Network it holds a tight photoperiodThe original Hydroton brand expanded clay is a unique, lightweight expanded clay aggregate made in Germany. This natural clay is mined, formed into pellets, then kiln fired at high temperatures to cause the clay to expand into tough, lightweight balls. Clay naturally has balanced capillary action, with an ideal surface structure. Hydroton brand expanded clay is semi porous and generally does not float like other products can. For best results, rinse