Grodan 40mm AO Plug 36/36 Tray of 98

Sale price$25.00


Grodan Rockwool is a mineral wool made from molten basalt and limestone rock that is spun into cotton-candy like fibres and then compressed into cubes, blocks or slabs. Being made from natural rock, Grodan is a mineral based product used in hydroponic growing applications.
40mm Plug
40mm propagation grow plugs are ideal for seeds and cuttings.  The plugs guide the root growth downwards. 
You can also situate the 40mm plugs on top of other Grodan cubes, slabs or other growing media.
40mm plugs measure 1.5 x 1.5 x 1.5 inches (3.8 x 3.8 x 3.8cm)

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