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CalculatorGe

Calculateur de paillis

Calculate how much mulch, bark, compost or topsoil you need for a garden bed, in cubic yards or cubic meters and in bags.

Estimations pour la planification uniquement. Prévoyez une marge de perte, respectez les règles locales et faites vérifier les travaux structurels ou électriques par un professionnel qualifié.

Le guide ci-dessous n'est pas encore disponible en français et s'affiche en anglais. Le calculateur lui-même est entièrement traduit.

Comment utiliser ce calculateur

  1. Measure the length and width of the bed (for irregular beds, estimate an average rectangle).
  2. Choose the depth. 2–3 in (5–7.5 cm) is typical for mulch, 3–4 in for weed suppression.
  3. Buy bulk by the cubic yard or meter for large areas, or bags for small ones.

Formule

Volume is area × depth.

V = L × W × D
1 yd³ = 27 ft³ = 13.5 bags of 2 ft³

Example

  1. 20 × 4 ft bed, 3 in deep: 80 ft² × 0.25 ft = 20 ft³.
  2. 20 ÷ 27 = 0.74 yd³, or 10 bags of 2 ft³.

Questions fréquentes

How deep should mulch be?

2–4 in (5–10 cm). Deeper layers can suffocate roots; keep mulch a few inches away from tree trunks and stems.

How much does a cubic yard cover?

About 108 ft² at 3 in deep, or 162 ft² at 2 in deep.

Does mulch settle?

Yes, fresh bark mulch can compact 10–20%. Order a little extra for a fluffy finished depth.