Calibration Stardard Card for calibration the Leaf Sensors -contains 1 ea. graduated calibrated micro-thin disks. Track voltage / inches (mm).

Leaf Sensor manuals and tips for soldering and connecting sensors to digital multimeters and data loggers. Includes irrigation sensor articles, manuals, hints and more for best practices. Ready for download.

This concentrated aeroponic liquid minerals(4-18-38)is blended for growing tomatoes of all kinds. 18 fl. oz. (532 ml). Fortified with BEYOND Plant Amendment.

BEYOND All Natural Plant Amendment™ 16 fl oz Concentrate bottle. Indoor/Outdoor. Overrides stress caused by environmental factors & deficiencies. Proven by NASA & organic growers since 1997. Meets USDA Organic (NOP) Standards. Natural source of nitrogen.

Complete(1&2 volume) NEW ready for download. Newly updated with exclusive video interviews and aeroponic growing know-how not found on www.aeroponics.com