Mini 4 Soil Blocker (4 x 50mmx50mm blocks)
4X2 Soil Blocker
If you only intend to buy one soil blocker then this is the model to buy. The Mini 4 produces 4 x 2" (50 mm) blocks and comes fitted with 4 seed inserts. Cube inserts may be fitted to leave indentations for transplanting the tiny Micro 20 blocks.