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Compost & Soil Improvers

Hillier Summer Half Price (or More) Sale 2026

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Peat free compost & growing media for healthy soil.

Healthy soil is the foundation of successful gardening. We offer a full selection of peat free compost, ensuring excellent results while supporting soil health – especially beneficial for clay soil or heavy soil, where quality compost acts as a natural soil improver. Choose from trusted brands such as Levington, Westland, and Miracle-Gro, with options including multi-purpose compost, seed compost, potting compost, bulk bags, and specialist potting mixes to suit all growing needs.

Additionally, discover garden aggregates, water retention solutions, and aeration improvers to enhance soil structure and fertility.

Please note that while we stock an extensive selection, we do not yet sell our full range online. Large bags of compost, manure, bark, and soil improver bulk bags are available exclusively in our garden centres. If you’re searching for a specific product, contact your nearest Hillier Garden Centre for availability.

Peat Free Compost Tips and Tricks

With peat being banned from compost formulations, peat‐free alternatives have become the new standard. This transition has presented several challenges for gardeners and plant enthusiasts, including reduced water retention and insufficient plant nutrition. Do not worry; we have been rigorously testing a range of peat‐free compost mixes. In our detailed article featuring fourteen essential tips and tricks, we share our findings to help you overcome these issues and achieve optimal plant health.

Read Our Guide to Working With Peat Free Compost