Leaf Sensor Rev4- Digital Meter - Calibration Combo pak II for leaf sensor voltage readings - no external battery required. Special cable connects directly to a leaf sensor. Ready use. Includes Leaf Sensor, Digital Meter, Calibration std card and cable

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.

ODC organic Super Concentrated - New 1.2 fl oz bottle for trees, gardens, orchards, nurseries, greenhouse, & lawns. Made from aquatic materials - shellfish - natural source of (N). MAKES 2,635 gallons of ready to use solution. 5x more concentrated.

1/4" Barb with 1/8" Male Pipe Thread - Black Packages Size: 6 ea.

Pre-paid consulting by the hour. Aeroponic production, vertical growing, Cannabis and MMJ pestide-free and environmental planning consulting over the phone or SKYPE.