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Brajeshwartoday at 6:18 AM3 repliesview on HN

You did mention the reason for a server rack as a matter of circumstance. But if I were to do and really want the Hydropnics part, I’d sell the Server Rack (good price) and buy the cheaper Pallet Racks. The first thing that comes to mind is that it will be easier to plan, pluck, change lights, etc.

Server Racks - you don’t interact with them often, but you will need to with the Hydroponics one.

Also, your setup is too clean. Water will drip, spill, the pebbles will fall. Looks really nice, though.

About 5 years ago, I worked with a Climate Research Scientist friend, growing exotic plants in dutch-buckets, tower aeroponics, and rack mounted red-lit setups to induce Vitamin B-12 (only found in meat, so deficiencies develops in vegetarian) to Spinach trying to produce Super Spinash.


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mcdonjetoday at 4:55 PM

Tell me more about super spinach. B12 doesn't come from plants or animals, but from bacteria. So, I don't know how you could get B12 into spinach by using red lights. You'd also need to introduce the bacteria and somehow make it live inside of the spinach.

Do you have some sort of inoculation step and then use red light to penetrate the spinach leaves to feed light energy to the bacteria?

astahlxtoday at 8:53 AM

Having it closed (like this server rack) allows for controlled air circulation if fans are installed and flow paths are designed properly. Also, in case heating is needed, for example, if operated in the basement the heat loss can be reduced.

yigaliranitoday at 7:27 AM

Op did mention that that it's impossible to get the rack out because they installed the doors after the rolled the rack cabinet in

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