EPISODE · Oct 10, 2025 · 4 MIN
Cardboard, Hemp & Sawdust: Unconventional Microgreens Media Trial
from Hydroponics Daily · host Eutrema Ltd
Dr. Russell Sharp tests unconventional, nutrient-free grow media for microgreens—hemp and microgreens matting, cardboard and coarse sawdust—comparing results for chia and onion in a hydroponic setup. The episode covers the trial design, potential issues (mould, decomposition, nutrient deficiencies, wood toxins) and invites listener feedback as the team observes outcomes. https://eutrema.co.uk/shop/fertiliser/liquid-gold-unique-complete-fertiliser/
What this episode covers
Dr. Russell Sharp tests unconventional, nutrient-free grow media for microgreens—hemp and microgreens matting, cardboard and coarse sawdust—comparing results for chia and onion in a hydroponic setup. The episode covers the trial design, potential issues (mould, decomposition, nutrient deficiencies, wood toxins) and invites listener feedback as the team observes outcomes. https://eutrema.co.uk/shop/fertiliser/liquid-gold-unique-complete-fertiliser/
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Cardboard, Hemp & Sawdust: Unconventional Microgreens Media Trial
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