Many indoor hydroponic garden systems are striking showpieces for the home , but none perhaps more so than Lettuce Grow's Farmstand. Founded by Zooey Deschanel and her ex-husband, film producer Jacob Pechenik, Lettuce Grow makes a variety of gardens, including the new no-pump-required Counterstand Set ($149) , which I'm currently testing. Nothing stops guests in their tracks quite like the indoor Farmstand. As I described it when I reviewed it last year , it's as if a giant strawberry planter were reimagined as a set piece for 2001: A Space Odyssey . The Farmstand's smaller sibling, the Nook, recently began selling at Costco and immediately became an online sensation among Costco influencers. (Yes, Costco influencers are a thing .) Even my own mom texted me in awe upon seeing it in the store, despite having seen the full-sized Lettuce Grow many times in my house.…