Description
Gold Label Coco Perlite 70/30 is a premium pre-mixed growing medium combining 70% washed and buffered coco coir with 30% horticultural perlite, providing an ideal air-to-water ratio for high-performance hydroponic and coco cultivation. We have been recommending Gold Label coco products to UK growers since 2017 as one of the most consistent and highest-quality coco growing media available on the UK market.
Why the 70/30 Mix Outperforms Pure Coco
Pure coco coir, while an excellent growing medium, can hold slightly more moisture than is ideal for high-feed, high-drain growing approaches where frequent watering cycles are used to deliver maximum oxygen to the root zone between irrigations. Adding 30% perlite — the light, volcanic glass aggregate — opens up the structure of the coco, creating additional macro-pores that drain rapidly and draw fresh air into the root zone after each watering event. This increased oxygen availability between feeds directly supports more vigorous root development and faster overall plant growth compared to pure coco.
Gold Label’s coco is triple-washed to remove excess sodium and potassium that are naturally present in coconut husk fibre, and then professionally buffered with calcium to prevent the cation exchange interactions that cause calcium and magnesium deficiencies in unbuffered coco. Using pre-buffered coco means you can start feeding your standard calcium-magnesium supplement from day one without first spending a grow cycle charging the medium.
Compatible Growing Systems and Nutrients
Gold Label Coco Perlite 70/30 is suitable for all pot-based coco systems, AutoPot configurations, and dripper systems. Use with any quality two-part coco nutrient — Canna Coco A&B, Shogun Coco, House & Garden Coco — alongside a calcium-magnesium supplement and your chosen additive programme. Maintain pH at 5.8–6.2 and run regular drain-to-waste volumes to prevent salt accumulation. A premium growing medium for growers who want consistent, repeatable results from their coco programme.







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