Make the seed grow in a paper towel. I find this method the best for me, since it allow to germinate seed in one day. Then i replanting it the pot.
Light distance ~ 50 cm
Light power 50%
Hey mate! Awesome plant you have going on! Just make sure to lower the pH of the water a bit. Hydroponic plants prefer around 5.7 - 5.9 pH. Still, Happy growing 🌱