There are plenty of plant sensors on the market that let you monitor soil moisture level, temperature, and light to take better care of your plants. Lua is one of the cutest ones we have seen. It is an app smart smart planter that turns your plants into virtual pets. It comes with 15 animated emotions.
Lua has moisture, light, temperature and movement sensors. When your plant needs water or more light, you will be able to easily to see it on Lua’s 2.4″ LCD screen. Lua can also sense movement and display random animations.[via]