That’s a great idea! We should invent a wifi enabled smartphone plant minder. The devices should cost only $5 per plant, with a base unit that costs about $25. You could connect all your plants to your smartphone for under $100, unless you’re like me and have a lot more plants than that.
You could check the soil moisture and temperature of each plant. You could check the amount of ongoing photosynthesis happening on sunny and cloudy days. You could make sure your roommate isn’t overwatering.
Too bad it doesn’t exist. But this does: