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Trellis Length Calculator
Calculate trellis wire or panel length for a garden run with posts.
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Wire length
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Calculate trellis wire or panel length for a garden run with posts.
Trellis Length Estimator
Enter your numbers below for an instant estimate.
0
💡 Tip: Wire = run x wires x 1.05; posts = run / spacing + 1.
How It Works
Key concepts behind this calculator
1
Enter Values
Fill in each field with your own numbers.
2
Calculate
Results update as you change the inputs.
3
Review
Read the breakdown and the explanation.
4
Adjust
Change values to compare scenarios.
Quick Reference Guide
Trellis Quick Guide
Typical values for reference.
| Run m | Post m | Wires | Wire m |
|---|---|---|---|
| 6 | 2 | 4 | 25.2 m |
| 12 | 2 | 4 | 50.4 m |
| 20 | 2 | 4 | 84.0 m |
| 40 | 2 | 4 | 168.0 m |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Common Questions
Trellis Length Calculator FAQ
Answers to common questions about this calculator.
1.8 to 2.4 m is common.
Four to five for climbers and fruit.
Allow 5 percent.
1.8 m suits most climbers.