Shall I compare thee to a summer's day? Bring in the referral roses, flowers and beautiful plants. Make your life more vibrant with the excellent flower, plants and garden referrals we've included together in one category. Explore some great referral rewards for first purchase or sign-up. There are some VERY generous rewards in this segment, so have a look below. Note especially our Featured and most popular stores. Those are the low-hanging fruit (or plants!).