Patents Assigned to Walberton Plants Ltd.
  • Spiraea plant named 'Walplum'
    Publication number: 20170265344
    Abstract: A new cultivar of Spiraea named ‘Walplum’ that is characterized by compact upright habit, deep red-purple new leaf tip growth which becomes olive green as growth continues. The buds of ‘Walplum’ are purple-red in color and develop into clusters of bright cerise colored flowers in late spring and early summer. ‘Walplum’ is hardy to USDA Zone 3.
    Type: Application
    Filed: February 22, 2017
    Publication date: September 14, 2017
    Applicant: Walberton Plants Ltd.
    Inventor: David R. Tristram
  • plant named ‘Walplum’
    Patent number: PP29405
    Abstract: A new cultivar of Spiraea named ‘Walplum’ that is characterized by compact upright habit, deep red-purple new leaf tip growth which becomes olive green as growth continues. The buds of ‘Walplum’ are red-purple in color and develop into clusters of bright cerise colored flowers in late spring and early summer. ‘Walplum’ is hardy to USDA Zone 3.
    Type: Grant
    Filed: February 22, 2017
    Date of Patent: June 19, 2018
    Assignee: Walberton Plants LTD
    Inventor: David R. Tristram
  • plant named ‘Walsilfou’
    Patent number: PP31220
    Abstract: A new cultivar of Gaura named ‘Walsilfou’ that is characterized by dense compact habit throughout the season, variegated cream-green foliage and single sterile flowers which open light pink in color becoming pure white in color when fully open.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: December 10, 2019
    Assignee: Walberton Plants Ltd.
    Inventor: David R. Tristram