Thank you all for your contributions.
Yes, to be honest, I've never felt that my plants needed fertilizer, they do well with tap water, and a very thorough and generous flush with distilled water as often as I can, because the water here is extremely hard and burns the roots quite badly.
I was just thinking that since this plant is growing everything at the same time, she might need a little push. I think I will see how it goes and adjust accordingly.
The mother plant is healthy and has tons of roots so I am not planning on separating the keiki, I like the idea of bushy plant