Grodan Gro-Slabs Grow Trays & Stands At lower dosages B1 and

At lower dosages B1 and B2 can be used as a base along with other additives

This keeps roots healthy and allows plants to properly use the available nutrients in your growing medium

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This allows the plant to uptake nutrients more readily and efficiently

resins & fragrances of flowering and fruiting plants

Grodan Gro-Slabs Grow Trays & Stands At lower dosages B1 andGrodan Stonewool Gro Slabs Gro Slabs provide the final stage for growing a spectacularly large plant. Transplant your Gro Block plant onto a slab just like professional growers. They come in clearly marked biodegradable UV resistant sleeves for comfortable handling and algae prevention. With the Uni Slab, all plant roots are protected and contained for the life of the plant. Due to its size, the Uni Slab is perfect for one large plant. Uni Slab has