Made from Natural Rocks & Recycled Grodan.
Includes 8 blocks.
Soak: In pH half-strength plant food for 30 minutes. Flush with food and drain to waste.
Plant: Plug plant into block. No water the first 2-4 days, but do not let block go dry.
Root: Water/Feed as needed. Transplant when roots appear at bottom.
Transplant: Choose a growing system