Patent PP20598 was granted and assigned to Spring Meadow Nursery, Inc. on December, 2009 by the United States Patent and Trademark Office.
A new and distinct cultivar of Physocarpus plant named ‘Tres’, characterized by its compact, upright and rounded plant habit; vigorous growth habit; freely branching habit; dense and bushy habit; dark burgundy-colored leaves; showy inflorescences with white-colored flowers; and good garden performance.