1 inches Rockwool Cubes Stonewool Starter Plugs Hydroponics Growing Medium Soil Culture Grow Cubes Starter Sheets of Cutting Cloning Plant Propagation

Features: Made from molten rock spun into cotton candy-like fibers and then compressed into cubes. After high temperature treatment, non-toxic and sterile. The bulk density is small, the texture is light, and the porosity is large. Good air permeability, strong water absorption and good drainage. Suitable for the cultivation and colonization of all kinds of plants. Great choice for soilless planting. Specifications: Material: rock wool Color: green Type: 1Inch 50pcs Quantity: 50pcs Size: about 25x25x40mm, 36x36x40mm, 50x50x50mm Instructions: Preparing and planting in rock cubes. Soak in water for 2 minutes. Take out from the water and place for about 15minutes. Put seeds into the hole of cubes. Spray water after seeds inserted. Place it in a seeds tray. Package includes: 50 pcs* Rock wool cubes Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3cm measuring deviation due to manual measurement.