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Plant Coverage Area Calculator
Work out how much ground a number of plants will cover once grown, and how many plants you need for an area.
🌱 Free Online Tool
⚡ Instant Results
📊 Clear Comparison
🔒 100% Free Tool
Free Gardening Tool
Compare Your Options And Get Clear Answers
Work out how much ground a number of plants will cover once grown, and how many plants you need for an area.
Plant Coverage Area Estimator
Enter your numbers below for an instant estimate.
0
💡 Tip: Plant slightly closer than the mature spread for fast cover, then thin if needed.
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
Plant Quick Guide
Typical values for reference.
| Plant Type | Spread | Plants per 10 sq ft | Note |
|---|---|---|---|
| Groundcover | 12 in | 10 | Dense |
| Perennial | 18 in | 4.4 | Medium |
| Shrub | 36 in | 1.1 | Large |
| Grass | 24 in | 2.5 | Clumps |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Common Questions
Plant Coverage Area Calculator FAQ
Answers to common questions about this calculator.
144 divided by spacing squared in inches.
Yes for quicker cover.
Width a plant reaches fully grown.
No, growth varies.