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<p>needing to be replaced before evaporating or becoming stagnant. Other differences are elements such as the facilities, the equipment, the types of plants being grown and why, and the consistency of water and nutrient delivery. Hydroponics is often favored by farmers and growers of edible crops on a larger scale. LECA can be used successfully in these settings. Semi-hydroponics is much more popular with individual plant collectors, bearing in mind the need to flush out and replenish the plants' nutrient reservoirs periodically (approx. every 7-10</p><p>
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