You can grow your own Goji Berry plant as big as this.

This list for Goji Berry cuttings from mature plant, If you plant them soon after receiving them, they should start to grow new leaves in about 2 to 4 weeks. Instead of waiting a few years for some seeds or seedlings to become mature, these cuttings give you a jump start. They will flower and fruit after only three to four months of growing in warm weather.