	US 12,402,621 B2
	Method for increasing longevity and/or bud opening of cut flowers
Kerstin Uvnäs-Moberg, Djursholm (SE); and Bengt Lundegårdh, Uppsala (SE)
Assigned to LETAVIS AB, Älta (SE)
Appl. No. 17/776,740
Filed by LETAVIS AB, Stockholm (SE)
PCT Filed Dec. 18, 2020, PCT No. PCT/EP2020/087068 § 371(c)(1), (2) Date May 13, 2022, PCT Pub. No. WO2021/123201, PCT Pub. Date Jun. 24, 2021.
Claims priority of application No. 1951489-2 (SE), filed on Dec. 18, 2019.
Prior Publication US 2022/0408722 A1, Dec. 29, 2022
Int. Cl. A01N 3/02 (2006.01); C07K 7/16 (2006.01)

CPC A01N 3/02 (2013.01) [C07K 7/16 (2013.01)]

17 Claims

1. A method for increasing bud opening and/or longevity of a cut flower, said method comprising

exposing an end of a stem of the cut flower to a solution comprising oxytocin, thereby increasing bud opening and/or longevity of the cut flower;

wherein increasing the bud opening is defined as increasing one or more of the following: the number of buds which open or buds opening more fully, and the increase is compared to an identical cut flower wherein an end of a stem of the identical cut flower is not exposed to the solution comprising oxytocin; and/or

wherein increasing longevity is defined as an increase in the time before the cut flower withers and the increase is compared to an identical cut flower wherein an end of a stem of the identical cut flower is not exposed to the solution comprising oxytocin.