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Best Soil Mixes for Raised Beds (Bagged Products)

A bagged raised-bed mix is the fill you pour into the frame, so the bed is ready without digging yard soil. FoxFarm sells a raised-bed planting mix. This page was not a hands-on test.

Quick picks

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  1. Best for filling a bed

    Coast of Maine Raised Bed Mix

    A mix sold for raised beds, in a 1 cu ft bag.

    $14.99

    Shop Also on Amazon

  2. Best bigger bag

    FoxFarm Raised Bed Planting Mix, 1.5 cu ftAmazon

    FoxFarm’s raised-bed planting mix in a 1.5 cu ft bag, so a bed takes fewer bags.

    See it on Amazon

  3. Best to blend in

    Wiggle Worm Soil Builder 100% Earthworm Castings, 15 lbAmazon

    Pure earthworm castings, OMRI listed, to mix into the top of a bed or top-dress at planting.

    See it on Amazon

Not sure how many bags your bed takes? Use the soil calculator.

FoxFarm Raised Bed Planting Mix, 1.5 cu ft on Amazon

Close view of dark potting mix with white perlite pieces, a green watering can blurred behind it.
Potting mix with visible perlite. It shows the kind of mix a raised bed is filled with. It is not a FoxFarm bag. Photo by the U.S. Department of Agriculture, public domain, via Flickr.