Symbi Biological

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Aquaponics Redesign Revisited

It’s been a couple weeks since making the changes to the filtration in the system. We used to have a clarifier with a baffle which truly provided baffling clarification. It didn’t really do a good job of filtering out the…

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Nutrient Analysis with a Photometer

I’ve been getting my water periodically tested to know how I’m doing nutrient-wise for the plants. The system is working really well, but I wish I knew more about what the nutrient levels are so I can make adjustments where…

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We’ve got grubs!

We received our grubs from the fine folks at ProtaCulture. Here’s what it looks like: They were nice and small which gives us time to observe the conditions of the greenhouse as the season changes. It gets pretty hot in…

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Tipburn in Lettuce

We grow several different crops. Lettuces, basils, kohlrabi, cilantro, sage, and more. Most everything grows swimmingly. Well, technically, floatingly. Except sometimes, we get some tip burn in particular varieties of lettuce.

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Aquaponics System Tour

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Spirulina 2

Trying different ways to harvest and dry Spirulina.

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Spirulina with aquaponics water

We have an aquaponics operation and I wanted to raise some Spirulina in separate tanks, since it requires a higher pH and saltier water. Just using some aquaponics water and adding some baking soda and sea salt, the Spirulina is…

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