https://magicmushroomsubstrate.co.uk/tags/colonisation/Recent content in Colonisation on Mushroom Substrate ScienceHugoen-gbSun, 15 Mar 2026 00:00:00 +0000https://magicmushroomsubstrate.co.uk/substrates/grain/Sun, 15 Mar 2026 00:00:00 +0000https://magicmushroomsubstrate.co.uk/substrates/grain/<p>Look, grain spawn is the engine room. It&rsquo;s not just food, it&rsquo;s the transport matrix that gets your mycelium from the jar into the bulk substrate. Ever tried fruiting in an unheated room in January? yeah, doesn&rsquo;t go well. Same logic here. Pick the wrong grain and you&rsquo;re asking for contamination or slow growth. Basically wasting your time.</p> <p>We&rsquo;re looking at the five big players here. rye, wheat, millet, oats, and wild bird seed. Each one has its quirks. Some are fast, some are forgiving, some are a proper pain if you don&rsquo;t treat them right.</p>