Cultilene Rockwool Blocks 6 x 6 x 4 in. (Case of 64 Pieces) Select Rockwool Type:Rockwool Blocks 6 x 6 x 4 in. - Case of 64 Pieces 60x140 Approximate Weight (lbs/kg) 120/55

60x140 Approximate Weight (lbs/kg) 120/55 130/59 180/82 210/95 240/109 270/123

Your Plants Are Absorbing Things You Don’t Want To Consume

Can be used on vegetable

All components are specially sealed to be IP-44 rated to be highly resistant to liquids and dust

Helps stimulate flower development in the final bloom stage

Cultilene Rockwool Blocks 6 x 6 x 4 in. (Case of 64 Pieces) Select Rockwool Type:Rockwool Blocks 6 x 6 x 4 in. - Case of 64 Pieces 60x140 Approximate Weight (lbs/kg) 120/55Cultilene has many years of experience developing Rockwool products in the Netherlands and is preferred by some of the largest industrial propagators in the world. The quality of their newest Rockwool cubes, plugs, and starter sheets is by far the best on the market with superb air to water ratio and a fiber structure that holds water longer and has less resistance for the roots to grow in, resulting in stronger roots. Cultilene Rockwool also