Material: plastic raw materials,li> Substrate: Nordic peat substrate block. Size : The diameter of a single seedling block is 30mm. Uses: seedling box Composition, 12 seedling substrate blocks (Norway), a seedling box box: black box body + transparent cover The seedling box is simple and practical to use, very suitable for seedlings of home gardening and novices.,li> Use steps:1. Open the package and soak the nursery block with water 2. The seedling block stretches after a few minutes and the seeds are clicked in 3. Close the lid, Keep moist, wait a few days for the seeds to germinate 4. Transplant the seedlings once the root system is intact Notes When the seeds germinate, open the nursery box lid a little to allow air to circulate; when the seeds are completely germinated, remove the lid of the box to see the sun gradually; When transplanting into the garden or flowerpot, it is necessary to cover the entire nursery block with soil while controlling the humidity, Should not be too dry or too humid.