I dumped photobucket for their copyright violations; I hope they are sued for this, Paul.
Flickr will let you have 500 fotos for free. Given that most of my fotos are on my media, I rarely get greater than 250 fotos on Flickr
What I do is cut a piece of the stem with at least one node and put it in a piece of rockwool and put it in water.
I also took a similar piece and put it in a glass of water.
It's not complicated