One of our favorite stores for everything unique is Uncommon Goods. They have a whole category devoted to home & garden with over 200 items https://www.uncommongoods.com/home-garden/garden. They offer a little bit of everything from chimes & mobiles, to tools, seed & grow kits and much, much more.
One of their more popular items is their Birth-of-the-Month Flower grow kit. Just $34 available here.