US Patent Issued to Walters Gardens on Oct. 27 for "Dicentra plant named 'Passion Hearts'" (Michigan Inventor)

ALEXANDRIA, Va., Oct. 27 -- United States Patent no. PP37,821, issued on Oct. 27, was assigned to Walters Gardens Inc. (Zeeland, Mich.).

"Dicentra plant named 'Passion Hearts'" was invented by Hans A. Hansen (Zeeland, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A new and unique Fern-leaf Bleeding Heart, Dicentra plant named 'Passion Hearts' characterized by medium-size habit and deeply-lobed, triternate, bluish-green foliage. The large pendulous flowers heart-shaped, rosy-pink with purplish-red tips on large heavily-branched peduncles with numerous flowers beginning late April and continuing for 26 weeks. The new plant has an excellent growth rate."

The patent was filed on Oct. 14, 2025, under Appl...