Mulch Bark Coverage Calculator

A simple mulch and bark coverage calculator for UK gardeners. Enter your area size and depth to quickly estimate how many cubic metres of mulch or bark you need along with the approximate weight based on real-world density values.

A Quick and Handy Mulch Calculator

Mulch is one of the easiest ways to tidy up a garden, suppress weeds, and keep soil moist, but figuring out how much mulch you actually need is surprisingly tricky. Bags are sold in litres, online advice is in cubic metres, and every gardener swears by a different depth. Our Mulch / Bark Coverage Calculator cuts through all that confusion in seconds.

Designed for Real UK Gardeners

This tool uses typical bark and mulch densities found in UK garden centres, so the results are realistic whether you prefer fine bark, medium mulch, or chunky decorative bark. Just enter your length, width, and desired depth, select the material, and the calculator instantly shows you the total cubic metres and estimated weight.

Why This Tool Helps

No more guessing, no more buying “just one more bag”, and no more under-mulched borders. Whether you're topping up a flower bed or landscaping an entire garden, this quick calculator saves time, money, and back-and-forth trips to the shop.

Final Word

Mulching is one of those garden tasks that feels easy until you realise you’ve either bought far too much or not nearly enough. This calculator gives you a practical, reality-based estimate so you can plan ahead, budget properly, and avoid unnecessary heavy lifting. Whether you're levelling up your flowerbeds or giving your borders a full makeover, use this tool anytime you need fast, reliable mulch measurements.