Culture durable

Grodan Prestige: Comparative test under Breton conditions

After just over a month of harvesting, the initial results of a comparative trial between stone wool and coco substrates are encouraging. The Grodan Prestige stone wool slab adapts well to soilless tomato production conditions. At 8.25 kg/m² after 6 weeks of harvesting, Grodan Prestige improves yield by 7 to 10%.

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