US 11,832,559 B2
Cellulose filament medium for growing plant seedlings
Maxime Cossette, Pointe-Claire (CA); Joëlle Berthier, Montreal (CA); Robert Brassard, Trois-Riveres (CA); and Helen Lentzakis, Ville St Laurent (CA)
Assigned to KRUGER INC., Montreal (CA)
Filed by Kruger Inc., Montreal (CA)
Filed on May 9, 2020, as Appl. No. 16/870,951.
Claims priority of provisional application 62/966,269, filed on Jan. 27, 2020.
Prior Publication US 2021/0227759 A1, Jul. 29, 2021
Int. Cl. A01G 24/22 (2018.01); A01G 31/02 (2006.01)
CPC A01G 24/22 (2018.02) [A01G 31/02 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A plant seedlings growing medium, comprising:
a suspension of loose plant-derived cellulose filaments placed in an initial amount of aqueous liquid wherein the cellulose filaments are at a consistency of between about 4% and 50% in the suspension and said growing medium when exposed at an atmosphere of about 70% relative humidity for five days retains at least 50% by weight of said initial aqueous liquid.