Lowe's is offering a free 1-pint annual plant to customers who register or log into their MyLowe’s Rewards account. This promotion is part of Lowe’s Springfest event and is available on May 11th and 12th. To receive the plant, customers need to click the 'Reserve' button in the 'My Rewards' section of their account and choose a pickup day and time. This offer is available while supplies last and is not available in Hawaii.