Choosing the Right Concrete Grade for a Garden Foundation

https://pouringpoint.brightsora.com/posts/choosing-the-right-concrete-grade-for-a-garden-foundation

Choosing the right concrete grade for a garden foundation is about balancing strength with practicality: a standard mix like C20 (or ST4) usually works for light sheds and planters, but if you're parking a car or building a heavy greenhouse, stepping up to C25 ensures it won't crack under load. Thin slabs benefit from a stronger grade to resist breakage, while poorly drained soil might call for a thicker, reinforced pour. It's less about over-engineering and more about matching the mix to what…