Quercus phellos aka Willow Oak

About Ploi

Ploi is a top-rated plant care app (4.99 stars) that offers intelligent watering reminders. Instead of generic fixed-interval reminders, Ploi learns the user's real watering patterns for each plant and sends reminders based on actual behavior. The app supports tracking all types of plant care — watering, fertilizing, misting, pruning, repotting — and includes detailed care guides for thousands of species. Available free on iOS, Android and web.