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Here are some cool pictures of the salad machine
Cool Information about the Salad machine are at the following links
[ Salad Machine Part 1 ] [ Salad Machine Part 2 ]
Specifications:
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10x4 Feet
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14 4 foot SureGro NFT Channels
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20 Gallon Rubbermaid container Reinforced with 2x4 due to weight
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275 GPH Little Giant Pump
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On 200 lb casters to enable the structure to be moved into the garage on
cold nights.
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6 mil plastic cover
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Average of 5 gallons per day water use.
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16mm PP Tubing used for feed lines
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1/4" drip lines were used 2 per channel
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No glue was used
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Aquarium silicone was used on NFT channels to stop leaks
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Estimated cost to build, $400
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Time to recover costs 6 months
Growing Facts
- Lettuce was started in 1 inch rockwool cubes under 400 watt
MH Agrosun light
- Lettuce was grown for 3 weeks or until space was made
before being transplanted outdoors
- Lettuce grew for approximately 3-4 weeks in channels before
being removed and consumed
- Maximum recorded temperature was 104 degrees F
- Minimum recorded temperature was 35 degrees F
- The system is still running as of 10/19/2001
- Varieties grown include Red Oak, Romaine, Arugula, Thai
Green, Butter Crunch, North Pole, Spinach, and Spring mix.
- Fertilizer was the HydroGro
mix and Calcium
Nitrate from CropKing
Largest Head of Lettuce Grown
This head of lettuce is sitting on a 5 gallon bucket. To give
you a size reference, the tiles are 1 foot square.
Seeds of Change Red Oak Leaf Lettuce
17 inches
2.25 lbs
75 days from seed
If you would like additional information on the salad machine please contact me.
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