Additional file 1.

Figure S1. Images of the modified General Hyrdoponics Rainforest 236 aeroponic system. Ranforest 236 system as purchased, b) bacteria friendly vortex pump used to circulate and aerate the nutrient solution (ruler is 16”), c) addition of 125 micron polypropylene mesh connected by Velcro™ to the top cover of the Rainforest system to reduced the size of the nutrient solution to a fine mist, d) top loading acrylic panel insert with 5/16” holes drilled every inch to accommodate ~35 plantlets, and e) an operating RainforestTM 236 with single grow panel lifted to reveal roots, nutrient solution and mist screen.

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Lewis et al. BMC Research Notes 2012 5:657   doi:10.1186/1756-0500-5-657