Didn't know if u got a reply about gravel. From what I've been hearing gravel is just fine. Hydroton is More expensive but it's easier on your hands. Just for the record I'm planning on gravel. Cheers!
Thanks for joining the Aquaponic Gardening community! I hope you find it a fun place to explore aquaponics. There is a real blend of experienced and new aquapons in this community, so please don’t hesitate to get in there and start asking questions. Everyone is quite happy to help out new members – no question is too basic.
A great place to start is to read the “How to Use This Site” link on the upper right corner, “Start Here” section of the Main page. You might also find the “Aquaponic Gardening Rules of Thumb” guidelines helpful.
Please participate and check in with us every day! We are constantly posting news about aquaponics and the good food movement.
Thanks again for joining us, and I look forward to getting to know you.