Doyle Trailing Blackberry Shift Trellis System

Doyle Trailing Blackberry Shift Trellises are designed to simplify training blackberry plants, delivering strong yields with minimal labor. The trellises feature 1-inch solid fiberglass poles pre-drilled for use with 12-14 gauge wire, enabling secure, tidy wiring as your canes grow. Easy to install and economical, this system helps you train plants efficiently and maximize production with less effort. Electric fence wire is recommended and is readily available at most farm supply stores or online. 1-inch solid fiberglass poles provide durability while remaining lightweight, with pre-drilled holes for quick wire setup. Pre-drilled for 12-14 gauge wire offers flexible, secure training for trailing canes. Designed for trailing blackberry canes to promote tidy growth and strong fruiting. Labor-saving design reduces time spent on training and maintenance. Frequently Asked Questions What size wire should I use? The poles come pre-drilled for 12-14 gauge wire. We recommend using standard electric fence wire for the best results. How durable are the fiberglass poles? They are made of solid fiberglass, meaning they won't rot, rust, or break easily. They are designed to last for many years even under heavy fruit loads. Can I use this for raspberries? Absolutely. This shift trellis system is excellent for any trailing cane berries, including raspberries and dewberries.