One's own flowers and some of one's own vegetables make acceptable, free, self-congratulatory gifts when visiting friends, though giving zucchini - or leaving it on the doorstep, ringing the bell, and running - is a social faux pas.
Every small business will give you an entrepreneurial way of looking at things. I guarantee you that for every plant that closes, if you gave it to one small-business person in that community, he or she would find a way to make it work. The small-business attitude is you always find a way to make it work.