Grodan Rockwool Tray 150 x 25mm Small Starter Grow Cubes Propagation Hydroponics control freak releasing beneficial microbes which thrive

releasing beneficial microbes which thrive in soils abundant with organic matter

For use in soil-less mixes

Sound Level: 35db

To take a reading of your solution - simply place the probe head into the solution for 1-2 minutes to reach the same temperature of your nutrient

Grodan Rockwool Tray 150 x 25mm Small Starter Grow Cubes Propagation Hydroponics control freak releasing beneficial microbes which thriveItem Description Ideal for seed or cutting propagation, the SBS (Single Block System) are supplied in their own handy plastic tray for easy handling. Once young plants are root bound they can be transplanted to a larger cube or pot of growing medium. Grodan? s range of rockwool cubes and slabs are trusted by growers across the globe. They are the world? s leading rockwool manufacturer and have been developing rockwool products since the 1960? s,