Grodan cube 100x100x65mm - Individually or Box
Grodan produces rockwool substrate from natural volcanic rock by this is liquefied by high heat and pressed through fine nozzles.
Rockwool provides an excellent balance between nutritient and oxygen and is also very easy to carry. Thanks to these properties rockwool substrate in its various forms is the most used medium in professional plant breeding.
Grodan 100mm cubes with 38mm hole are normally used in combination with the cubes of 77mm trays or the 40mm cubes.
Please select between individually cubes or boxes à 216 pieces.
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