Sod Calculator

Measure each lawn area in square feet, add them together, then add a waste allowance for the pieces you’ll cut and discard. A plain rectangular yard needs about five percent; a yard with curved beds, tree rings and paths wants eight to twelve. Divide the total by your piece size for the piece count and by the pallet coverage for pallets. The calculator does this per area, since a simple front lawn and a fiddly back yard deserve different waste percentages, then rounds to whole pallets the way farms actually sell.

There’s no single standard — it varies by farm and region. Northern farms cutting cool-season grasses commonly stack pallets around 450 to 700 square feet, while Southern slab pallets often run 400 to 500. Piece sizes differ too: small slabs around 16 by 24 inches, rolls up to 24 by 60 inches, and big rolls covering hundreds of square feet at once. Because the pallet figure drives your whole order, ask your supplier for their exact coverage rather than assuming, and enter it in the calculator.

The grass itself is usually the smaller half of the bill. Material runs a few tenths of a dollar per square foot depending on grass type and region, with zoysia and specialty varieties well above bahia or common Bermuda. Installed pricing adds delivery, ground preparation, labor and often old lawn removal, which together frequently match or exceed the sod cost. That’s why the calculator prices prep, disposal, labor and establishment water separately — comparing a quote against the raw material price alone makes every bid look inflated.

It depends on whether your grass is cool-season or warm-season. Cool-season types — fescue, Kentucky bluegrass, perennial rye — establish best in early fall, with spring the second choice; midsummer installs need heavy watering to survive. Warm-season grasses like Bermuda, zoysia, St. Augustine and centipede want late spring through summer, when they’re actively growing, and shouldn’t go down heading into dormancy. Sod can technically be laid almost any time the ground isn’t frozen, but installing outside the window means more water, more risk and slower rooting. Each grass in the calculator shows its preferred install period.

A lot, and consistently. Newly laid sod has almost no root system, so it can only drink what’s in the thin soil layer it came with. The usual approach is to water immediately after laying, then keep the sod and the soil beneath it damp for the first two weeks with short frequent applications, tapering to deeper and less frequent watering as roots take hold. In total that’s commonly four to six inches of water across establishment — and since an inch over a thousand square feet is roughly 623 gallons, it’s a real cost worth putting in the budget, which is why the calculator prices it.

The deciding factor is usually time rather than skill. Laying sod is straightforward work, but it’s heavy and it’s on a clock — the whole delivery should go down within about a day. Hand-laying runs roughly 200 to 350 square feet per person-hour on open ground and considerably slower around curves, slopes and narrow gates. Run your square footage and crew size through the calculator: if it comes back at more than a full day’s work for the people you actually have, either split the delivery across two days or hire it out. Ground preparation, not the laying itself, is where most DIY installs go wrong.