Grapes. Sunshine Rose Ecological Park is the largest grape planting base in Zhanjiang, with four rare grapes: Sunshine Rose, Summer Black, Blue Black Treasure and Jufeng. The grape picking garden will be open to the public until May 20, 2023. Zhanjiang Sunshine Rose Ecological Park is located in Jiuyou Village, Potou Town, Potou District, Zhanjiang City, covering an area of more than 500 mu.