With the set of 2 trellis aids, you give support and form to climbing plants. The 3 different sized rings can be adjusted in height, so you can arrange them as needed. Trellis Details. - Set of 2 climbing columns for flower pots and planters- Ideal tomato vine support for cherry and bush tomatoes- Versatile flower holder for balcony and indoor plants- Also suitable in beds for peas, beans, or peppers- 3 height-adjustable rings can be arranged as required- Ideal vine support when space is limited.