Gel-based horticultural plug
A gel plug comprised of a gel may be used for growth of plants. The gel may include two polysaccharide components, with a second of the two components providing increased rigidity Plants may be grown, including from seed, in the gel plug.
1. A medium for germination and/or growth of plants, comprising:
a plug including sidewalls defining a substantially square cross-section with rounded corners, tapered slightly towards a bottom of the plug;
the plug comprising 0.0007% to 0.3% chitosan by weight.
2. The medium of claim 1 , wherein the plug further comprises activated charcoal.
3. The medium of claim 1 , wherein the plug further comprises a gellan gum.
4. The medium of claim 1 , wherein the plug is a gel plug.
5. The medium of claim 4 , further comprising a seed, for germination, on or at least partially within the gel plug.
6. The medium of claim 4 , further comprising a plant growing in the gel plug.
7. The medium of claim 4 , wherein the gel plug is in a plant tray, the plant tray including cavities for a plurality of plants.