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Artificial Grass Drainage on Clay Soil — NI Problem Solved

Problem Solving · 7 min read · 2026-04-20 · by David Wilson

Clay soil is the #1 cause of failed artificial grass installations in NI. Here is how to ensure proper drainage on heavy clay — the soil type found across most of Northern Ireland.

The Clay Soil Problem in Northern Ireland Over 70% of Northern Ireland sits on heavy clay or clay-loam soil. This is the single biggest challenge for artificial grass installations in the province. Clay does not drain — water sits on the surface, creating boggy conditions that ruin both natural and artificial lawns. If your garden turns into a mud bath every winter, clay soil is almost certainly…

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