Grodan Crop Box Slab - 370 x 550 x 150mm 5 Inch Ventilation making it compatible with all

making it compatible with all reflector lamp cords

quiet and economical to run

P and K in a single bottle to feed your plants with less nitrogen and more potash to maximise flowering in the later stages of growth

Terpinator is formulated to increase the concentration of terpinoids in aromatic plant oils and glands

Grodan Crop Box Slab - 370 x 550 x 150mm 5 Inch Ventilation making it compatible with allGrodan Crop Box Rockwool Slab 370 x 550 x 150mm 1X Grodan Rockwool Crop Box Slap Wrapped 37 X 55 X 15cm Thanks to their revolutionary hydrophilic fibres, Grodan substrate slabs and blocks produced using this technology offer users considerable advantages over other propagation substrates. Tried and proven to be the best propagation substrate available.