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Ships within 48 hours · Estimated delivery Aug 24 - Aug 29
Nine temperature levels
presses and many others
With a built-in lighter
King size: 203cm x 182cm
13.6Kg Premium Floc - Rockwool Growing Medium Plant Fruit Flower Growool Office-&-School-Supplies Nine temperature levelsGrowool has a unique combination of properties which make it an excellent growing medium. These properties need to be considered if the material is to be used to its maximum effectiveness. Properties: Very light when dry, with a void space of 95% Natural rock and is not biodegradable Sterile when packed Inorganic and contains no nutrients Very low cation exchange capacity, so will not bind nutrients A slight pH rise on initial wetting, after which it
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