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

Germination & Propagation Guide, Plant Diagnostics Manual to help determine the correct nutrient and pH levels for growing aeroponic plants and more! Ready for download.

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.

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.

1/8" Barb x 1/8" Male Pipe Thread - Black Package Size: 6 ea.