Using a Raspberry Pi to Monitor Plant Soil Moisture

Ever had that moment when you realize your plant parenting skills need a tech upgrade? That&rsquo;s exactly where I found myself when I started growing a citrus plant with a thirst that seemed unquenchable. So, I decided to build a system that could help me keep track of the plant&rsquo;s water needs by monitoring the soil moisture levels using a Raspberry Pi, a soil moisture sensor, and some rust…