Rockwool Seedling Cubes 4x4x4 cm - Hydroponic Cubes Without Soil For Easy Growing

Rockwool seedling cubes 4x4x4 cm, 28 pieces: the ideal solution for germination, cuttings and cloning in hydroponic systems or soilless cultivation. Suitable for educational projects and indoor use, this set provides a sterile, inert and safe environment for your plants.

• Size and configuration: 28 4x4x4 cm cubes, designed to easily line up in a plate compatible with germination trays and hydroponic systems.
• Material and safety: vată minerală Rockwool de înaltă calitate, sterilă, fără metale grele și fără reziduuri chimice, potrivită pentru cultivare organică.
• Water retention and aeration: fibrous structure that can hold about 40% more water, ensuring a continuous supply of the nutrient solution and a good supply of oxygen to the roots.
• Germination and root development: pore sizes 0.5–2 mm for rapid germination (over 90%), and roots develop without curling or excessive stress.
• Versatility of use: ideal for germination, rooting by cuttings, cloning and transplanting into different pots, without the need for dicing.
• Sustainable environments: neutral, recyclable and non-toxic hydroponic medium, suitable for educational projects, indoor and DIY uses.

With these cubes, you will benefit from a safer and faster plant start: efficient germination, healthy roots and smooth transitions to large plants. Reliable soilless medium for hydroponics, seedlings or cloning, providing a clean, repeatable start suitable for educational or hobby purposes. Thanks to the standard size and sterile properties, it is easy to manage large sets of plants in an indoor space or classroom, keeping them in a clean and sustainable growth cycle.