Growing Hydronponically in Sand

qmmckenna

Active Member
I am reposting because i couldn't get the pictures in before:

I have invented a magnetic pulse irrigation valve. The valve produces intermittent pulses of water. It is fully automatic and does not need any electricity or timers. It operates just off the water pressure in your system. Permanent magnets produce water pulses at whatever rate you set it at. It can be adjusted to use even less water than drip systems. The pulses can be set to match the actual rates that the plants absorb water. It can grow plants in either sand or soil, and easily germinates seeds too. See my website SpritzWiz™ Intermittent Sprinkler Irrigation .

As many as eight micro-sprinklers can be hooked up to the SpritzWiz to irrigate as much as 2500 sq. ft. of garden area at one time. Each micro-sprinkler can put out as little as 1/8 gallon per HOUR, and still provide full water projection. That is below even what a dripper can put out, yet it can also distribute the water evenly over a wide area.

Three of the pictures show plants growing in coarse grained sand. The plants were germinated directly in this sand garden and did not require any transplanting. I used slow dissolving Osmocote® fertilizer pellets to provide all of the mineral nutrients for the plants once the seeds sprouted. This garden was watered at a rate of 1 gallon per hour. The water was evenly applied over the entire 100 sq. ft. area of the sand box. Ten gallons per day was enough to keep all the plants healthy and well watered.

The last picture shows the SpritzWiz with sprinklers watering a larger 700 sq. ft. garden. Unlike the other pictures this garden is of soil. The SpritzWiz seems to do equally well in both soil or sand. The seeds were germinated directly in this garden too, just like for the sand garden. This larger garden was watered at a rate of 7 gallons per hour during the first 6 days while the seeds sprouted. After the roots became established the watering was cut back to just four to six hours per day, and continued at the same flow rate of seven gallons per hour.
 

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