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and an inlet fitting
Easily absorbed by your plants
Promotes the colonization of the root area with beneficial microbes
Improves your plants' immune systems
The product is part of Canna's premium range of grow media
Grodan Rockwool SBS Tray Block Size:25mm - 150 Blocks per tray and an inlet fittingOverview The Grodan SBS Tray is ideal for seed germination or propagating cuttings. The single block system is supplied in a plastic tray for easy handling. General Information Once young plants are rooted, they can then be transferred to a larger cube or your preferred growing medium. Available in two sizes, 1" and 1. 5". Both are compatible with all Grodan Delta Cubes. A full box of the 1" SBS contains 2700 cubes. The 1. 5" box contains 1386 cubes.