Grodan Uni-Slab 9.5 in x 8 in x 4 in - Individual / Single Slab

Combines all the benefits of traditional slabs with the versatility of a block Great stability for any size plant Completely wrapped to keep the roots of your plant safely contained within the slab, protected from light and outside contaminants Grodan Uni-Slab 9.5 in x 8 in x 4 in  - Individual / Single Slab 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. 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 the benefits of a slab with the versatility of a block. All Gro-Slabs have vertical fibers except the 12 inch Gro-Slab, which has horizontal fibers.