US Plant Patent PP18688
Zebra
Hydrangea plant named ‘Zebra’
PUBLIC DOMAIN
Patent expired August 23, 2026. This plant is in the public domain — anyone may propagate and sell it.
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
- PP18688
- Filed
- August 23, 2006
- Granted
- April 1, 2008
- Expires
- August 23, 2026
- Assignee
- KLAVEREN ARIE D
- Inventor
- KLAVEREN ARIE D
Abstract
A new cultivar of Hydrangea macrophylla named ‘Zebra’, a sport of Hydrangea macrophylla ‘Schneeball’ that is characterized by its pure white colored inflorescences that are borne on strong, nearly black flower stems.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct cultivar of Hydrangea plant named ‘Zebra’ substantially as herein illustrated and described.
Read the full patent: US Plant Patent PP18688 in full — the complete specification, every figure, and the file history.