Understanding how to install vineyard posts is essential to ensure the strength, longevity, and functionality of your trellising system. A well-constructed vineyard trellis not only supports the vines but also improves vineyard management and mechanical harvesting efficiency.
Whether you are using galvanized steel vineyard posts or Corten vineyard posts for a more aesthetic integration with the landscape, proper planning and installation are key to a successful vineyard infrastructure.
The spacing of vineyard posts is a critical factor in ensuring the structural integrity of your trellis system. When planning how to build a vineyard trellis, it’s recommended to place line posts every 4 to 5 meters (13–16 feet) along the row. Avoid exceeding this distance to maintain optimal stability. In windy areas, reduce the spacing to increase resistance against lateral stress.
For vineyard rows longer than 80–100 meters, incorporating reinforcement posts (intermediate support posts) — commonly referred to as “rompitratta” in Italian viticulture — can significantly enhance the trellis’s strength, particularly at the ends and in more exposed sections of the vineyard.
When installing intermediate posts, they should be buried at a depth of at least 60–70 cm to ensure long-term stability. For SIKA end posts, it is essential to position them at an angle between 45° and 60° relative to the ground and bury them 15–20 cm deeper than the line posts. Additionally, we recommend using a double wire between the end post and the anchor to provide increased stability to the trellis row.
The height of vineyard wires is crucial for facilitating pruning, topping, and harvesting operations. Typically, the bottom wire (support wire) is positioned between 40 and 60 cm above the ground. The intermediate and top wires, used to contain vine growth, are generally set at approximately 90–100 cm and 150–180 cm from the ground, respectively. Using vineyard trellis accessories such as wire tensioners, spring tensioners, and vineyard wire spreaders helps maintain consistent wire tension and greatly simplifies maintenance.
SIKA vineyard posts are designed for quick and easy installation across all soil types. However, if the soil is particularly rocky or compacted, it’s advisable to pre-drill a hole to ease the insertion and ensure optimal stability. In standard conditions, posts can be driven directly into the ground using a manual post driver, saving both time and resources during installation.
Planning to build a new vineyard or upgrade an existing one with more modern solutions? Sika offers customized support and a wide range of Corten and galvanized steel vineyard trellis posts that ensure maximum durability, strength, and long-term efficiency. Reach out today to discover how we can help you build a high-performance vineyard trellis tailored to your needs.
Years of experience
For over 23 years, we have specialized in the production of vineyard trellis posts.
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Every year, we produce and deliver over 400,000 posts, installed in vineyards around the world.
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Our vineyard posts are manufactured and shipped to more than 40 countries globally.
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