Most garden apps let you make a list. You add your plants, maybe set a watering reminder, and that's roughly where the intelligence ends. The app has no idea what zone you're in, what stage your plants are at, or what to do when something starts going wrong. The Harvest Hub Garden App was built around a different question: what would it look like if every gardener had access to the kind of knowledge that usually takes years of experience to develop? The answer turned out to b