Grodan Grotop Master Rockwool Slabs are the best of the best, designed to aid the hydroponic gardener in achieving the best yields and growth all year round. Grodan Master slabs have a dual-layer structure for optimum re-saturation and moisture distribution. They consist of a solid top layer and a porous lower layer to provide equal and balanced...
Made from the same material as our propagation and transplant cubes, Cellmax Growing Cubes are 1cm cubes of rockwool growing medium. Suitable for use as a growing medium on their own or as a means of supporting another medium clay pebbles and growing cubes seem to work well they can also be used as a packing medium around the roots of clones grown in...
Grodan Rockwool Blocks are perfectly suited for propagation purposes. - As the blocks are pH-neutral they should be soaked down to a pH- value of 5.5 - 5.8 before usage.- Ideal air/water balance and strong root growth throughout the entire block.- Place the fully rooted propagation cube in the hole and when the block is rooted through you can place it on...
Grodan Rockwool Blocks are perfectly suited for propagation purposes. - As the blocks are pH-neutral they should be soaked down to a pH- value of 5.5 - 5.8 before usage.- Ideal air/water balance and strong root growth throughout the entire block.- Place the fully rooted propagation cube in the hole and when the block is rooted through you can place it on...
These Grodan rockwool blocks should be soaked in pH 5.5 water overnight before you use them. They come with a neutral pH value of 7.0. The hole (27/35mm) has the right size for the little Grodan rockwool plugs of the propagation trays.
Grodan Rockwool Blocks are perfectly suited for propagation purposes. - As the blocks are pH-neutral they should be soaked down to a pH- value of 5.5 - 5.8 before usage.- Ideal air/water balance and strong root growth throughout the entire block.- Place the fully rooted propagation cube in the hole and when the block is rooted through you can place it on...
B’cuzz ROXX is made of stonewool. That is made primarily from basalt. What is a type of stone that originates in the Earth’s interior and is brought to the surface as lava. Liquid basalt is spun in a centrifuge until the desired fibre structure is achieved.
Grodan Rockwool Blocks are perfectly suited for propagation purposes. - As the blocks are pH-neutral they should be soaked down to a pH- value of 5.5 - 5.8 before usage.- Ideal air/water balance and strong root growth throughout the entire block.- Place the fully rooted propagation cube in the hole and when the block is rooted through you can place it on...
Grodan Rockwool Tray Large Cubes (77 pcs)Grodan Rockwool Cubes are perfectly suited for propagation of cuttings and seedlings.
Grodan Rockwool Tray Small Cubes (150 pcs)Grodan Rockwool Cubes are perfectly suited for propagation of cuttings and seedlings.Usage:- As rockwool is pH-neutral it should be soaked down to a pH- value of 5.5 - 5.8 before usage.- Size 2 x 2 x 4cm fits into bigger Grodan blocks with the small hole.- Ready holed for ease of use- 150 cubes in a plastic tray-...
Grodan rockwool growing slab represents the finest in Dutch growing technology and it is the slab most widely used throughout the world by commercial and hobby growers!This new generation slabs from Grodan replaces the Expert slab and offers the same superior quality with the addition of being simpler to water, safer to buffer and due to its more open...