Grodan Rockwool - 4x4x2.5in. Cubes, 6 pack w/holes
Price:
$11.25
As of 2017-08-23 18:34:01 UTC (more info)
Product prices and availability are accurate as of 2017-08-23 18:34:01 UTC and are subject to change. Any price and availability information displayed on http://www.amazon.com/ at the time of purchase will apply to the purchase of this product.
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Product Information (more info)
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Manufacturer Description
Rockwool is an inorganic and sterile growing medium made from spun molten rock. A superior medium for rooting cuttings, rockwool provides 20% air space when saturated, and does not contain nutrients. It is recommended that rockwool be conditioned by soaking for eight hours in a pH 5.0-5.5 and then rinsing with pH 7.0 water. Water daily.
Product Features
hydroponic growing medium
good for seedlings and cuttings
