• Build a Blend flat lay
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Florifi

Build A Blend

Build A Blend

£9.99 GBP
£9.99 GBP
Sale Sold out
Taxes included. Shipping calculated at checkout.

400ml

PLEASE NOTE - Returns are not accepted on custom blends

Take full control of your soil nutrition with our custom blend builder. Choose your ingredients, set your ratios, and we'll mix your bespoke fertiliser to order.

Each blend is made from premium, single-ingredient amendments — no fillers, no guesswork. Perfect for living soil growers, allotment gardeners, and anyone who wants to feed their plants with precision.

  • Choose from up to 12 amendments including Soybean Meal, Soft Rock Phosphate, Sulphate of Potash, Seaweed, and more
  • Available in 400ml 
  • Mixed fresh to your specification
  • NPK displayed as you build so you know exactly what you're creating


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How It Works

1

Choose

Browse our organic amendments. Each card shows the exact NPK ratio so you know exactly what your plants are getting.

2

Balance

Add ingredients to reach 24 parts. The live calculator tracks your total N-P-K as you build your custom formula.

3

Order

Once complete, add to your bag. We freshly mix your specific recipe and ship it directly to your door.

Build Your Blend

Select your ingredients below to reach exactly 24 parts.

0 / 24 parts — 24 remaining
Approx NPK: N 0.0   P 0.0   K 0.0

Frenquently Asked Questions

Find answers to common questions about Build A Blend

The live calculator shows the approximate Nitrogen (N), Phosphorus (P), and Potassium (K) levels of your total mix. As you add or remove ingredients, these numbers update in real-time to help you target specific growth stages (like higher N for veg or higher P/K for bloom).



Yes - your blend details are included in your order confirmation so you can recreate it exactly next time.


No Sorry. As each blend is mixed fresh to your specification, we're unable to accept returns on custom orders.