Hydroponic Gardens: The Lettuce Raft Method – Hydroponics- Grow Raft System kratky -Different Methods of Aquaponics-Aquaponic systems Floating raft construction -The Kratky Method & Floating Raft Hydroponics -Non-circulating Hydroponic Methods for Growing Lettuce

You will need –
Two – 2 in. x 6 in. x 8 ft., you will need to cut one board to make two., 4 ft long. Then cut the other board to make two., 3 ft. 9inches.
Plywood (Cut in half). One-7/16 in. x 4 ft. x 8 ft. Basically two pieces 7/16 in. x 4 ft. x 4 ft.
Two cheap trim boards, 1 in. x 2 in. x 8 ft.
One Roll 6 mil ,Black plastic 12-ft x 25-ft (Consumer Sheeting,Construction Film).,
Get 12x 25 ft. plastic so you make one cut but get 2 layers of plastic in the bed.
Good heavyduty Netcups. 3″ Net Pot, I got this its cheap and you get a bunch, .85 + Free Shipping.
Sold by Atlantis Hydroponics http://www.amazon.com/ViagrowTM-Net-Pot-50-pack/dp/B00B9J8IYQ
1 sheet of Foam Insulation 4′ x 8′ Thickness: 1″, or 1.5″,Styrofoam insulation products offer high moisture resistance
2 and 3 inch wood screws

Info on this type of system by BA Kratky
It is called the Kratky method, developed by a professor from the Univ. of Hawaii. He found a setup that would allow you to grow the plants in a static nutrient solution without the need for aeration.
PDF http://www.ctahr.hawaii.edu/hawaii/downloads/Three_Non-circulating_Hydroponic_Methods_for_Growing_lettuce.pdf

I first seen it on mhpgardener youtube channel, here are his videos I watched and got the ideal from then made the beds to the size i wanted. watch all his videos on it. he talks about fertilizing and all. his new videos are at the bottom.

Off-Grid Hydroponics Experiment – The Kratky Method & Floating Raft Hydroponics

Floating Raft Hydroponics Update Dec 2012

Easy Hydroponics – Anybody Can Do This

Building New Boxes for Hydroponic Growing

Hydroponic Cabbage – Yes You Can !

Becoming Self Sufficient – Things to Think About with Web4Deb

Hydroponic Lettuce Experiment – Comparing Water Soluble Fertilizers

Hydroponic Fertilizer Followup : Comments & Suggestions

Final Results – Hydroponic Fertilizer Experiment

Next Hydroponic Fertilizer Experiment

Final Results – 2nd Hydroponic Fertilizer Experiment

Growing Hydroponic Lettuce Outside with No Electricity

Hydroponic Update: Warm Weather Lettuce and Dutch Bucket Tomatoes

Fall Garden : Hydroponics and Raised Beds

Organic Hydroponic Fertilizer Experiment Nov 2013

Thank you for watching hope it helped in some way.
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Music by Pitx
featuring rocavaco
Hidden Blues”
by Pitx http://ccmixter.org/files/Pitx/27007
2010 – Licensed under
Creative Commons
Attribution (3.0)
Update 2013-Licensed under
Creative Commons
Attribution (4.0)
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How to Build Grow Raft Hydroponics System (No Air Pump)

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