Growing plants indoors is about light and water management. This article shares some thought on the later, specifically we show you schematics section how to connect the water pump and the flow sensor to common microprocessor.. TESLA Microgreens Stand is an automatic machine not unlike an Italian espresso machine or professional dishwasher. When looking from outside, all three might look like they have nothing in common. Inside is another matter, they all must precisely measure and distribute water. From embedded…