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This is an easy device for vegetable growing, which can be hung on laundry poles on the balcony. It consists of three annular grooves. At the bottom of its grooves, there is an appropriate amount of nutrient solution, which satisfies what vegetables need to grow. At first, users need to plant the seeds in the fixed round holes, and then to hang it on laundry poles. Thus vegetables can grow up healthily.
Zhejiang University of Technology
Yinghao Wang Guoyan Xuan Shu Li