Grodan Expert Slab, 6" x 3" x 36" - Bag of 12

Gro-Slabs are biodegradable planting slabs designed for transplanting plants, especially suitable for large vine crops like tomatoes and cucumbers. They offer protection and contain roots throughout the plant's life.

• The description claims that most plants can grow in Gro-Slabs, but they are particularly good for large vine crops.
• The description claims that Gro-Slabs provide a good water buffer for plants growing outdoors during mid-day sun.