Sponge Block Starter Plug Rock Wool Grow Cubes Seedling Starter Plant Cube Hydroponic Media Plug Greenhouse Garden Nursery Pots

Material:Stonewool
Size: 27.5*13.9*2.5cm
Quantity: 50pcs/100/200/300/500*pcs sold as a set
Small bulk density, light texture, high porosity.
Good air permeability, water absorption and drainage.
Excellent choice for soilless cultivation.
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