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How Much Mulch for Flower Beds?

One cubic yard covers about 100 sq ft at 3 inches โ€” the single most useful landscaping fact there is. A typical front-yard bed package of 250 sq ft needs 2.3 yards, or 32 bags. This guide shows when bulk delivery beats bags and how deep to spread without smothering plants.

Step-by-Step Takeoff

  1. 1

    Measure each bed and total the square footage (length ร— width per bed).

  2. 2

    Volume: 250 ร— 3 รท 324 = 2.3 cu yd (62.5 cu ft).

  3. 3

    Bags: 62.5 รท 2 = 32 two-cubic-foot bags (buy 32, keep receipts).

  4. 4

    Compare: 2.3 yd ร— bulk price vs 31 ร— bag price โ€” bulk usually wins by half.

  5. 5

    Spread 2โ€“3 in deep, pulled 3 in back from trunks and stems to stop rot.

  6. 6

    Edge beds first so mulch stays put; top up 1 in each spring.

  7. 7

    Order in the Mulch Calculator and schedule delivery before the weekend.

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Guide FAQ

How deep should mulch be?

2โ€“3 inches for established beds; keep it off trunks and stems.

Bulk or bags?

Bulk above ~3 yards; bags for top-ups under a yard.

How often to re-mulch?

Top up 1 inch every spring; full replacement every 2โ€“3 years as it composts down.

Will mulch attract termites?

Keep wood mulch 6 inches from siding and off trunks; stone mulch near foundations instead.

How many bags in a cubic yard?

Roughly 13โ€“14 two-cubic-foot bags per yard โ€” bulk is cheaper past 3 yards.

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