Gardening Calculations: Soil, Spacing and Seeding
Plan a productive garden with confidence — how much soil to buy, how far apart to space plants and trees, how much seed and fertiliser you need, and the watering to keep it all thriving.
Tree Spacing Calculator
Verified formula Updated Jun 2026 Private — runs on your device
Verified formula
Private
Trees that fit
435
For general information only — not financial, tax, legal or medical advice. Verify before you rely on it.
How to use the Tree Spacing Calculator
The Tree Spacing Calculator works out your trees that fit in an instant. Enter land area and spacing between trees and the result updates as you type — it is free, needs no sign-up, and runs entirely in your browser so your figures stay private.
- Enter the land area.
- Enter the spacing between trees.
- Read off your trees that fit — the calculator updates automatically, with no button to press.
Worked example
For example, with land area of 1 acres and spacing between trees of 10 ft, the trees that fit is 435.
| Land area | 1 acres |
|---|---|
| Spacing between trees | 10 ft |
| Trees that fit | 435 |
|---|
Results are estimates for educational use, not professional advice.
Key terms explained
- Area
- The amount of two-dimensional space a shape covers, measured in square units.
Frequently asked questions
Divide 43,560 sq ft per acre by the square of the spacing. At 10 ft spacing, an acre fits about 435 trees in a square grid.
It depends on the species' mature size and your purpose. Orchards and plantations have recommended spacings per crop.
Yes. Triangular spacing fits roughly 15% more trees than a square grid for the same gap, at the cost of simpler layout.
Crowded trees compete for light, water and nutrients, reducing growth and yield and increasing disease risk.
Enter the land area. Enter the spacing between trees. Read off your trees that fit — the calculator updates automatically, with no button to press.
Related guides
Tree Spacing Table: Trees that fit by Land area
Reference table of trees that fit for Tree Spacing across a range of land area values — exact, engine-computed figures you can read off at a glance.
How to Calculate Tree Spacing: Formula, Steps & Examples
Learn how to calculate Tree Spacing — the formula explained step by step, with worked examples and a free calculator to check your answer.