H20-02
ActiveHydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea
Ryoji Irie
Hydrangea macrophylla (Thunb.) Ser. Bigleaf hydrangea · Ornamentals · bred by Hydrangea Breeders Association B.V.
also searched as: хбавхиро
10 August 2026
The Hbawhiro variety, known under the commercial name White Rock, is a medium-sized ornamental garden plant. It is characterized by the presence of white globular inflorescences.
Flowering of this variety occurs on biennial shoots (shoots of previous years). The plant is intended for landscaping and collections.
1 jurisdiction
Green indicates countries where the variety is listed in the national catalogue and its seeds are authorized for sale. Expired registrations are marked separately: the variety was previously admitted, but sale is no longer permitted.
Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
More 1 record protections in other jurisdictions are shown on the map above.
Records are sourced from official registry publications. Data sources and legal status
The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.
This is a directory, not an official registry: data is based on public disclosures and may have changed. More about sources
Same species
Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea
Ryoji Irie
Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea
Michael Dirr
Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea
Kolk Jacobus W. P.|1187 NK Amstelveen, NL
Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea
Hydrangea Breeders Association B.V.
Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea
Hydrangea Breeders Association B.V.
Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea
Information regarding the breeder received in the contribution to CPVO :Hinkley D.J.
Nearby in the species list HBAmari, HBAnavy, Hbarore, Hbaroyalc, HBAROYBEN, Hbaroygrac, Hbaroysur, HBARUBT, HBASPRED, Hbavask, HC 970513, HC 970642, Hedi, Heidegg, Heidelberg, Heideröschen, Heiderösel, Heinrich Lambert, Heinrich Seidel, Heinrichsburg