25-02-2021 дата публикации
Номер: US20210051865A1
A plant growth media composition, articles made therefrom, and methods of making and using the same are described. The plant growth media composition includes a combination of one or more plant growth substrate materials and an additive such as cellulose fibers, clay, carrageenan, alginate, chitosan, or combinations thereof. 1. A plant growth media composition comprising:one or more plant growth substrate materials, wherein the plant growth substrate materials comprise peat, coir, hemp, palm fiber, flax, pine, wood fiber, perlite, compost, fertilizers, vermiculite, manure, granulated lava, pumice, burnt or calcined clay, mineral fibers, Sphagnum moss, Hypnaceous moss, rice hulls, bagasse, sand, leaf mold, gypsum, or limestone; andcarrageenan.2. The plant growth media composition of claim 1 , wherein the carrageenan comprises kappa-carrageenan.34-. (canceled)5. The plant growth media composition of claim 1 , wherein the carrageenan is present in an amount ranging from about 0.1% w/w of plant growth substrate materials to about 10% w/w of plant growth substrate materials.67-. (canceled)8. The plant growth media composition of claim 1 , further comprising alginate and/or chitosan.9. The plant growth media composition of claim 1 , further comprising cellulose fibers.10. The plant growth media of claim 9 , wherein the cellulose fibers are present in an amount of about 2% w/w of plant growth substrate materials claim 9 , and the carrageenan is present in an amount of about 2% w/w of plant growth substrate materials.11. (canceled)12. The plant growth media composition of claim 1 , further comprising cellulose fibers and clay.1316-. (canceled)17. The plant growth media composition of claim 1 , further comprising cellulose fibers and chitosan claim 1 , wherein the cellulose fibers are present in an amount of about 1% w/w of plant growth substrate materials claim 1 , the carrageenan is present in an amount of about 0.5% w/w or about 1% w/w of plant growth substrate materials ...
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