Features: High-quality, standard, stable and professional training medium. No off-transplanting can be achieved, planting. Unique network design, to facilitate the transport of seedlings, transplanting, not bulk packing. Peat moss as raw materials, environmental protection, can be fully degraded. Convenient transplanting, planting and other operations to improve efficiency, transplanting success rate. Rapid expansion, no need to wait for a long time. Specification: Name: Compressed nursery block Size before expansion: about 5x28mm Size after expansion: About 28x32mm Function: Nursery,transplant Features: Environmentally friendly and biodegradable Packing include: 10Pcs x Compressed nursery block Instructions: 1. Put the seedling block into a small container that can hold water 2. Pour clear water into the seedling block 3. As the nursery block grows up, add water in time, the whole expansion process is about 3-5 minutes 4. Insert the seed in the middle position above the seedling block, so that the seed can be immersed in the matrix. The depth of immersion is based on the diameter of the seed, and the depth is generally 2 times the diameter of the seed. Small seeds can be placed directly on the surface and sprayed again with a sprayer after planting. 5. It can be used with nursery boxes, plug trays, etc, even just put a few nursery blocks in a large tray to grow seedlings directly, super easy! Please Note: The size is measured by hands, please allow minor error of measurement. Photo color might be a little different from the actual product due to color display of different monitors.