Grodan Rockwool 2" x 2" x 1.5" Mini Blocks Pack of 24 Blocks

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.