How to best test which soil moisture sensor is superior? Bought three analog soil sensors and I want to test them to find the best ones to use in my garden. :
Playing in Dirt: Soil Moisture Sensors | greenSTEM Network
SMT50 vs. VH400
Sensor de Humidade do Solo Econômico
Vegetronix: Official Web Site
Vegetronix Vegehub WiFi control hub with Aquaplumb Tank Water Level Sensor | eBay
How to use Vegetronix soil moisture sensor (VG400) on Arduino
Digital Soil Moisture Meter
Soil Moisture Sensor - VH400
Soil moisture sensor | SmartHome.Exposed
Vegetronix Vegehub WiFi control hub with Aquaplumb Tank Water Level Sensor | eBay
Buy Soil Moisture, Light and Temperature Meter, VG-METER-200-USB