Before you buy
Practical measuring tips
- Use mature on-center spacing from a reliable plant source.
- Adjust for paths, rocks, and existing plants.
- Lay out a small section before buying the full quantity.
Planting
Plant Spacing Calculator — Plants Needed
Estimate plant count for square or triangular spacing. Your entries stay in your browser and are not sent anywhere.
Planning estimate
Your results
Formula
What the result includes
Area is divided by the space occupied per plant; triangular spacing uses a 0.866 area factor.
Whole-item results such as bags, rolls, blocks, and pallets are rounded up. Decimal volume or weight results remain estimates so you can compare bulk options.
Optional supplies
Search example retailer Compare project materials
Use your estimate to compare package coverage, delivery terms, and product instructions. This retailer search is not an affiliate link until a partner ID is configured.
Common questions
Plant Spacing Calculator FAQ
What is triangular spacing?
Rows are offset, producing a denser repeating pattern than a square grid at the same on-center distance.
Is this a landscape design recommendation?
No. It is a quantity estimate based on the spacing and pattern entered.