Rare inputs. Real numbers.

Soil Supply Co.

We exist for one reason: great soil starts with great ingredients. We source high-quality inputs that are normally only sold in bulk, then break them down into realistic quantities at fair prices.

Where it started.

 

Anyone who's tried to build proper living soil in this country knows how it goes. Garden centres and landscape yards stock nothing but the bottom of the barrel: green-waste composts, low-grade inputs, generic "soils" and mixes. It's all the same, all common as muck. Want something better? Be prepared to pay for it.

 

We figured there had to be a better way. So we built it.

 

Most of the amendments people really want to try aren't sold in quantities under a tonne, so at Soil Supply Co., we go direct to the source. We bring these sought-after inputs in and offer them to you in realistic sizes at realistic prices. What you get is a tight, deliberate range: amendments that are genuinely rare, lab-verified pure, and priced so that building living soil is actually within reach — whether you're filling raised beds out the back or running a commercial operation.

This is a ground-up operation, built to make it easier for Australian growers to get the inputs that actually matter.

Clear application ratesAustralian owned and operatedTransparent sourcingLab verified inputs

Rare, pure, and fairly priced.

Usually you get to pick two. We wanted all three — so that's what we built.

Rarest

We source amendments most Australian retailers don't even stock: high-grade raw minerals, premium plant and creature-based meals, quality microbes, and a range of premium sea-based inputs. The kind of ingredients that make a measurable difference — the ones you've always wanted to try but could never get hold of.

Purest

We're committed to sourcing only the most premium inputs, and to testing as much as we can. Many of our specialised amendments have been run through independent third-party labs for verification. Sourcing pure ingredients is our specialty — and what we can't source, we make ourselves.

Cheapest

Rare and pure doesn't have to mean expensive. By sourcing direct, keeping overheads lean, and using cost-effective packaging, we pass the savings straight to you — premium amendments at prices that actually make sense.

Better soil starts with better inputs.

Browse the range. Every product, every data point, out in the open — exactly how it should be.

Browse Amendments