Spring Garden Prep: Building a Trellis to Boost Your Vegetable Harvest Built a sturdy trellis using cattle panels, T-posts, and a T-post driver? Here’s a quick guide and why it pays off for your veggie garden. Quick steps Plan your layout: decide height, width, and plant spacing. Install T-posts at regular intervals along your row or bed. Attach cattle panels to the T-posts, shaping the arch or tunnel you want. Use the T-post driver to drive the posts securely into the ground. Secure panels with