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3-pack Biobizz Light-Mix 20L = 60 L of organic substrate ready to pot — the reference soil for cuttings, transplants and starting cycles under LED grow lights.
Hand-picked by BloomLED, French growshop with 10+ years of expertise. Dedicated advice and secure EU shipping.
60 L total · pH ≈ 6.2 · EC ≈ 1.2 · 100 % bio compatible
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The go-to choice for indoor growers running LED grow lights: three Biobizz Light-Mix 20L bags shipped together to cover a full cycle. Lightly pre-fertilised substrate with a stable 6.2 pH and a low starting EC for a gentle launch — the best base for cuttings, seedlings, and every liquid bio-nutrient schedule under full-spectrum LED.

| Specification | Detail |
|---|---|
| Pack format | 3 bags × 20 L = 60 L of substrate |
| Soil type | Biobizz Light-Mix, lightly pre-fertilised |
| Composition | Sphagnum peat, bark, perlite, worm humus, mild bio nutrients |
| pH | ≈ 6.2 (perfect for fine roots and cuttings) |
| EC | ≈ 1.2 mS/cm (gentle start, easy to steer) |
| Bag weight | ≈ 20.4 kg per bag |
| Brand | Biobizz (Netherlands, organic substrate leader) |
| Nutrient compatibility | Biobizz, Plagron Bio, BioCanna, Hesi Bio |
Low EC with a stable 6.2 pH gives roots a confident start — zero nutrient burn during the first crucial days.
Perlite opens the mix, white peat holds the moisture you need for predictable, even watering cycles.
Enough to fill 6× 11 L pots or 4× 15 L pots — one complete LED indoor cycle without running short.
Pack shipped in a secure parcel from France, tracked delivery in 2–3 working days across the EU.
Light-Mix is intentionally low in nutrients so you stay in control: ideal for cuttings, young plants and any liquid bio-feeding schedule under LED grow lights.
How many pots will 60 L fill?Roughly 6× 11 L pots, 4× 15 L pots or 3× 20 L pots — one full cycle for most 80×80 cm or 100×100 cm LED grow tents.
Is it compatible with Biobizz and Plagron organic nutrients?Yes, perfectly. Light-Mix is calibrated for the Biobizz Bio·Grow / Bio·Bloom range and works seamlessly with Plagron Bio, BioCanna or Hesi Bio.
60 L of Light-Mix covers one complete indoor LED cycle, from cuttings to flowering. Save on shipping and secure your next grow at the best price per litre.