so many questions!! lol, im so popular...
light is medium/high, don't know my water ph, ammonia, hardness etc, sorry but i don't test...if you want it in a pond, keep some inside too in case it gets shoked by a suddent change (someone i gave some to lost all because he dumped them in all at once outside) i don't know /don;t think i can make the meeting. the roots are short now, about 5 inches but they reached the 10 inches mark in the two older ones i have, i cut them down and they grew buck up. did i answer everything?