His hobby is planting aquarium plants in the fish tank..
He loves fish in the beginning, all of suddent , he start planting Aquarium plants. He said more challenges. I have to say he is very patient, and read a lots of books how to grow healthy pretty looking plants like he have in his tank. I admire his passion. But....
I would rather see him tranfer his skills to little boy.. ( he did, not enough lor)