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Home & garden.

Compost advice guides

You can't pick a good compost by choosing the most expensive one. The only way to find the best performer for your seeds, young plants, pots and veg is to read the results of the Which? compost tests

6 articles

Best compost to buy in 2022

Discover the top-scoring composts for sowing seeds, raising young plants and growing plants in containers. Read our guide to find out how to pick a compost that will be perfect for your gardening jobs.

30 March 2022

Best grow bags

See our round-up of the best grow bags for growing everything from cucumbers to tomatoes

25 February 2022

Peat-free compost: expert guide

Peat-free composts are set to replace peat in the next few years. We tell you everything you need to know and how to use them successfully.

30 March 2022

Best controlled-release fertilisers

Our test of controlled-release fertilisers shows you which will keep your plants looking good all summer long.

9 May 2022

Compost bins

Composting using a compost bin is a great way to recycle garden and kitchen waste to make soil improver that can be used as a mulch.

How we test compost

We’ve been testing compost for over 30 years and we’re still astounded by the variable quality of the bags for sale.

30 March 2022