50Pcs Practical Hydroponic Sponge Easy to Transplant Rock Wool Grow Cube Excellent Drainage Performance Good Air Permeability Specifications: With its low bulk, light texture, high porosity, good air permeability, water absorption and good drainage, the plant growth block is suitable for growing and colonizing all types of plants, making it an excellent choice for soilless growing. The cylindrical shape of the nursery area is very easy to transport and allows for rapid plant growth as it maintains sufficient oxygen and has good nutrient absorption. It is constructed of rock wool material. The diameter of the cube is 2cm, the length of this cube is 2.7cm. The starter cube is suitable for hydroponic, cuttings, plant propagation and so on. Item Name: Plant Grow Cube Material: Plastic Features: Save Time, Easy to Use, Water-saving, Breathable Size Details: Diameter: 2cm/0.79"(Approx.) Length: 2.7cm/1.06"(Approx.) Notes: The quantity is about 50pcs, due to manual calculation, the quantity might has 1-3pcs more or less, hope you can understand, thank you. Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. How to Use: First soak the rock wool block in the nutrient solution and then sow the grains with the sterilised and dipped dewy white grains to be transplanted into the soil together with the rock wool when the plants grow to 15-25cm. This method avoids problems during the plants stage, shortens the age of plants by 3-5 days and increases yields by more than 10%. In addition, it is inexpensive, labour-saving, easy to transport and convenient to manage, and can also be used for the production of mature plants for field cultivation and factory production for vegetable soil cultivation. No watering for 3-7 days before transplanting to dry out the rock wool blocks and encourage the plants to freeze, then transplant them into the soil together with the rock wool once the roots have fully grown. Water 2-3 days after transplanting, compared to traditional cultivation, this method allows the plants to be free of diseases, without a slowing period after transplanting, increasing yields by 10%, easy to transport, easy to manage and requires only the watering of nutrient solution, without the need for measures such as inverted squares, drying and squatting. Please allow slight dimension difference due to different manual measurement. Package Includes: 50 x Plant Grow Cube _x000D_