QXKE 42/72/100 Pcs Grow Starter Cubes Plug Hydroponic Grow Media Cloning Planter

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. *Instructions: Preparing and planting in rock cubes. Soak in water for 2 minutes. Take out from the water and place for about 15minutes. Put into the hole of cubes. Spray water after inserted. Place it in a tray. Specifications： *Color: green *Size: 100pcs/25*25*25mm 72PCS/30*30*40mm 42PCS/40*40*40mm package included： 42/72/100 pcs Cubes Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.