For the past few years, I’ve been eyeing the picnic tables at Lowes. Then last year I heard an interview of Kristen Shell of The Turquoise Table who has built community and started a movement around hospitality in the simple action of putting a painted picnic table in her front yard. Last week when I went to Lowes to but a fern for my son’s crabitat, I saw a stack of unassembled picnic tables for 50% off. The store had…