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by Travis

Pumice as a grow medium

April 26, 2010 in Completed Window Farms, Materials and Resources, Uncategorized by Travis

I bought a big bag of “premium organic pumice” to use as my grow medium because it was only $4.00 for a 4-quart bag.
It’s working just fine so far but I definitely would NOT recommend it to others. Smaller pieces fall through the net pots, it has a lot of dust that settles in the [...]

Our Hydroponic Window farm experience

April 26, 2010 in Completed Window Farms, Education, Materials and Resources, posts with pitcures! by Rama Dennett

This is a summary of our build and experience so far.
Our window frame measures 75” x 31” so we thought two columns with five rows (ten containers total) would work well. We decided to use the recommended 1.5 liter water bottles for the containers, but instead of cutting one outlet per bottle, we decided to [...]

by Lorne

My Window Farm

April 25, 2010 in Completed Window Farms, Education, How-Tos, Materials and Resources, posts with pitcures! by Lorne

Im almost done just need to paint it white and put my plants in
http://www.youtube.com/watch?v=34tWrd39cAo

by Will

A wicking system instead of hydropolics?

April 22, 2010 in Materials and Resources, Seeking Advice, electronic components, energy consumption, questions by Will

This is a repost from the “Minnesota” group, because I posted there before I actually figured out how to make a proper post:
A friend of mine showed me a ”window farm” of hers using no hydroponic equipment at all.
It used just a simple system in which the water wicks up through a porous rope that runs [...]

Fan placement

April 17, 2010 in Materials and Resources, Seeking Advice, questions by samenrahmen

I’m struggling a bit where to put my fan. Fans, actually, but even with two of them (one is a rotating one) it’s hard to figure out.
Will enough wind bounce back from the window to create a breeze for all 35 plants if I put them on one side, should I mount them [...]

Advanced Nutrients

April 14, 2010 in Getting Started, How-Tos, Materials and Resources, Nutrients, Plants, Projects in Process, Starting Seeds by holly johnson

After your seedlings are planted in a hydroton basket (*1) (I recommend hydroton pebbles because they can be re-used many times, they are pH neutral, and releases no nutrients into the equation)
When water is ready and dechlorinated (http://our.windowfarms.org/2010/03/23/the-importance-of-water/) mix in the following Base Nutrients:
*) Maxsea 16-16-16 all in one powder
~A great product [...]

by Joie

Timing of lights & nutrients + PH Levels

April 12, 2010 in How-Tos, Materials and Resources, Nutrients, Projects in Process, Seeking Advice, posts with pitcures! by Joie

Just got the system up and tested it overnight for any leaks etc. before adding the plants. I attached the lights to the bars instead of suspending them as it seemed easier. Success! No leaks or pooling. I think there might have been a slight clog in one of the drip valves, but I blew [...]

by Tony

Alternate air pump performance data

April 11, 2010 in Materials and Resources by Tony

Alternate pump performance data
In the spirit of R&D, here is the performance data to my alternate pump design that  I had shown in my first post.  http://our.windowfarms.org/2010/03/10/just-getting-started-with-slightly-different-pump-design/  The design is easy to assemble and has been very reliable.
 The data shows the relationship between resevoir height, pumping height and flow rates.   I do not know how the air [...]

Lucky Reptile Easy Timer

April 10, 2010 in Getting Started, Materials and Resources by samenrahmen

Okay, as requested by Britta, here’s the introduction to a piece of equipment that may provide a cheap solution to a problem that those of us who chose to use a setup featuring a comparatively powerful aquarium pump have:
How to reduce the interval to a minimum when it’s not about a steady drip, but quick [...]

Hydroponic Suppliers near State College, Pennsylvania?

April 5, 2010 in Getting Started, Materials and Resources, Seeking Advice by Christopher Hollobaugh

Hi. My name is Chris Hollobaugh. I’m writing from State College, Pennsylvania. I’ve looked at several hydroponic suppliers online and I’ve found that when it comes to buying supplies such as net pots, I end up spending 3 times the cost of the product because of shipping costs. Is there any place close to State [...]