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"I am setting up a system with 1" screened lava using both a swirl filter and a bio-filter, so i hope I'l have the poop problem covered.
I don't understand what you mean by "may get dead spots in the root base", could you elaborate please?"
I don't understand what you mean by "may get dead spots in the root base", could you elaborate please?"
"go with screened pea gravel. its the cheapest. lasts forever. ok on the hands."
"I was going to use hydroton or growstones but I'm trying to keep the price low and am not going to spend hundreds of dollars on media."
"what about floating rafts then. Any media is going to add weight."
"Where can I get expanded shale in the valley? And I was trying to stray away from the rock because of the weight."
"some softer lava can generate a lot of particulate, and be overall very sharp. It does have a lot of surface area though.
Check out expanded shale and 3/8th river rock (pea gravel)"
Check out expanded shale and 3/8th river rock (pea gravel)"
"worked well for me- i'd suggest to filter out the solids however or you will fill those porous spaces with poop rather quickly. If you filter really well you can go to a much finer size and get a lot of surface area for your bacteria to grow, but…"
"I have. It's very rough on your hands and hard to transplant into and out of because of the roughness of the rock. It's also much heavier than hydroton. I much prefer hydroton."
Has anyone ever used lava rock as a grow media in their aquaponics system grow beds? The price is right and I have done some research online and people have had some good results. Kind of like a natural growstone. Please share your input and…
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Hello, I'm in Mesa, I have the Bee Oasis Urban Farm.
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