What helps is an overnite soak with a small diluted amount of an acidic wetting agent or cloning juice,
The rockwool is naturally akaline high and it helps to bring the ph down to 5.1-5.3 before planting...
What helps is an overnite soak with a small diluted amount of an acidic wetting agent or cloning juice,
The rockwool is naturally akaline high and it helps to bring the ph down to 5.1-5.3 before planting...