US Plant Patent PP31220
Walsilfou
Gaura plant named ‘Walsilfou’
UNDER PATENT
Still under patent. Protection ends March 25, 2039.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

The record
- Patent number
- PP31220
- Filed
- March 25, 2019
- Granted
- December 10, 2019
- Expires
- March 25, 2039
- Assignee
- WALBERTON PLANTS LTD
- Inventor
- TRISTRAM DAVID R
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.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct cultivar of Gaura plant named ‘Walsilfou’, as described and illustrated herein.
Read the full patent: US Plant Patent PP31220 in full — the complete specification, every figure, and the file history.