MTFun 50Pcs Rock Wool Cubes Rockwool Grow Hydroponics Grow Cubes Multifunction Greenhouse Compress Base for Cloning Plant Propagation and Seed Starting

Specification: Material: Rock wool Size: single1.2*1.2*1.6in(3x3x4cm) Quantites: 50PCS Color: as picture show 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. Instructions: 1.Preparing and planting in rock cubes. 2.Soak in water for 2 minutes. 3.Take out from the water and place for about 15minutes. 4.Put seeds into the hole of cubes. 5.Spray water after seed inserted. 6.Place it in a seed tray. Package includes: 50Pcs 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.