Grodan Rockwool Sheet – AO Plugs 50/40 Packaged

How to use

1. Make sure to place the rockwool on a flat surface to prevent concentrated pockets of moisture. 

2. Wear a dust mask when handling any product made of rockwool as inhaling the fibers is dangerous for your lungs. 

3. Fully wet the substrate before use, the rockwool should be fully saturated with water before use then left to drain. 

4. Several cuts and holes are needed on top of each cube to be able to add the seeds.

5. Place the seeds.

6. Seal the rockwool over it to create a humid environment for the seeds

7. Water your plant using a hydroponic nutrient solution. 

8. Common mistakes made with rockwool is overwatering, make sure to study the level of nutrient flow and the schedule of watering. 

9. You can transplant your plant into soil if you want once they reach a height of 5 to 7 cm.

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