GSJNHY Rock Wool Cubes 100pcs Hydroponic Grow Agricultural Media Cubes Multipurpose Starter Strong Water Absorption for Home Planters Gardeners for Vigorous Plant (Color : 30mm)

It has a tremendous capacity for absorbing nutrient solution while retaining plenty of oxygen for rapid plant growth. It has an enormous capacity to absorb nutrient solution and a high oxygen content for rapid plant growth. Pre-drilled planting holes make sowing and plant propagation a breeze. Ideal for hobby and commercial growers. Good air permeability, strong water absorption and good drainage. Suitable for growing and colonizing plants of all kinds. Good choice for ungodly planting. The bulk density is small, the texture is light, and the porosity is large. Good air permeability, strong water absorption and good drainage. 1. It is pressed into blocks with proprietary technology, with soft and uniform texture, good water absorption and porous permeability, which can greatly improve the germination rate. 2. Hydroponic Rock Wool Block: After high-speed centrifugation and high temperature melting, it forms environment-friendly fiber with high germination rate, which can protect the sprouted seedlings well. In addition, each rock wool box has a high absorption capacity of nutrient solution, which can retain the oxygen, light and temperature required for plant growth and promote plant growth. 3. Multipurpose: Our durable seedling block has good moisturizing effect and convenient planting holes, and is widely used in hydroponic products, seed initiation, rooting, plant propagation, cloning systems, etc. 4. Instructions for Use: Prepare and plant in rock wool block; Soak in water for 2 minutes; Remove from the water and leave for about 15 minutes; Put the seeds into the hole of the cube; Spray water after sowing; Place it in the seed tray. 5. It is deeply loved by family growers, organic farmers, gardeners and commercial growers.