A small compressed peat or foam propagation medium used to root cuttings or germinate seeds, providing a contained rooting environment.
Dakota notes that clones in his standard micro plugs all dried out and died when the heat pads were turned up too high, whereas the larger plugs from Grower's House survived due to greater moisture retention. He tests Oragnic plug trays (used normally for clones) as a germination medium comparison.
Discussed in: Ep 004