Classic 30/75 Slab (wet), 12"x3", case of 8 RW3075

The Classic 30/75 Slab by Grodan is a top-tier rockwool product designed to cater to the diverse needs of plants at various growth stages. Crafted from molten rock spun into fine fibers and compressed into slabs, the Classic 30/75 Slab ensures optimal support for your plants, thanks to its exceptional nutrient absorption and oxygen retention capabilities.

Unlike other rockwool brands, Grodan's unique manufacturing process creates different types of fibers to meet specific plant requirements throughout their growth cycle. This attention to detail translates into accelerated plant growth and robust root development. The Classic 30/75 Slab, measuring 12"x3" in size and sold in a convenient case of 8 (RW3075), is perfect for accommodating larger, long-term crops with extensive root systems such as peppers, tomatoes, and cucumbers.

For hassle-free planting transitions, Grodan offers slabs that are clearly marked in UV-resistant poly sleeves, ensuring ease of use. The Grodan Expert slab, known for its rapid drainage due to vertical fibers, caters to hydroponic hobbyists seeking optimal moisture control. On the other hand, the Grodan Master slab features a unique wet/dry design that supports even moisture distribution throughout the slab, promoting healthier plant growth.

Whether you're starting seedlings in Grodan cubes or looking to transplant them onto slabs for enhanced growth, the Classic 30/75 Slab is a premium choice for achieving thriving and vibrant plants in your indoor or outdoor garden. With Grodan's dedication to excellence and innovation, your plants are sure to flourish with the Classic 30/75 Slab at their roots.