Grodan Rockwool Mini Blocks 2" x 2"x 1.5" - 24 blocks per sheet
Grodan Gro Block Improved Mini Block 2" Shrink wrapped/Strip 24 count
Mini-Blocks sit in a tray (flat) without support for easy starting of seeds and cuttings. These Mini-Blocks are individually wrapped in white plastic to minimize algae growth. Remove wrapping and transplant into any loose media such as Grow-Cubes or coconut fiber or leave wrapping on and set on top of a larger Gro-block. Packed in easy tear away strips, labeled with instructions.