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Kelvin Compost Blog

Expert guides on organic compost, topsoil, manure and garden soil for Glasgow, South Lanarkshire and Scotland.

Soil Improvement Guide
Soil Improvement Guide

How to Fix Clay and Waterlogged Soil in Scottish Gardens

Heavy clay and waterlogged soil is best improved by working in coarse organic matter — well-rotted compost, well-rotted manure, or a compost/sand blend — to 20–30cm depth, which opens up the soil structure and improves drainage over one to two growing seasons.

10 August 2026 7 min read
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