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CalcWolf DIY Calculateur de Plantation de Semis
DIY

Seedling & Plant Spacing Calculator

Calculate number of plants needed by spacing and bed size. Rows, grid, and offset patterns. Free calculator.

📅 Updated April 2026 Formula verified 📖 4 min read 🆓 Free · No sign-up

Espacement

Tomates : 60-90 cm. Poivrons : 45-60 cm. Laitue : 15-30 cm. Carottes : 5-8 cm. Le « Square Foot Gardening » utilise des grilles de 30 cm : même rendement avec 80% moins d'espace. Ne surchargez pas — les plants espacés produisent plus individuellement.

Quantités

Bac de 1,2×2,4 en SFG : tomates 8-10, poivrons 12-16, laitue 32-64. Associations bénéfiques : tomates+basilic, carottes+oignons.

⚡ CalcWolf Insight

Square Foot Gardening produces the same yield per plant as row gardening but uses 80% less space, 90% less water, and virtually eliminates weeding. Correct spacing is the key to making it work.

Frequently asked questions
Espacement des tomates ?
60-90 cm. En SFG : 1 plant par carré de 30 cm avec tuteur.
Combien dans un bac de 1,2×2,4 ?
Dépend du légume. Tomates : 8-10. Laitue : 32-64. SFG maximise la production par m².
✓ Math logic verified against primary sources → See our verification process
Kevin Glover
Founder, CalcWolf · GLVTS · Blickr
All formulas sourced from primary references — IRS publications, peer-reviewed research, and official standards. Results are tested against independent reference calculators before publishing. Rates and brackets updated when official sources change. Editorial policy →
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