H20-02
ActiveHydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea
Ryoji Irie
Spike
ActiveHydrangea macrophylla (Thunb.) Ser. Bigleaf hydrangea · Ornamentals · bred by Kolk Bartholomeus Petrus Maria
also searched as: спике
Variety description
10 August 2026
The bush reaches a height of 90–125 cm and a width of about 90–100 cm. The shoots are strong, supporting inflorescences 20–25 cm in diameter after precipitation. The color of the flowers depends on soil acidity: they are blue or violet in acidic environments, and pink in neutral and alkaline ones; they acquire greenish tones as they age.
The variety is winter-hardy (up to -25°C) and suitable for planting in mixed borders, group plantings, or containers. It has the breeding designation Kolk25.
Sources8
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Variety in registries Regions of admission, rights holders, and status of plant breeders' rights
Parties
- Breeder
- Kolk Bartholomeus Petrus Maria 1 Developed the variety
- Applicant
- Kolk Bartholomeus Petrus Maria 1 Submitted the application to the register
- Rights holder
- B.P.M. Kolk Bloemen B.V. 1 Holds the rights to the variety
Plant breeders' rights
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
European Union
№ 20091750
Terminated
- Application filed 14 September 2009
- Registered 7 May 2012
- Entry closed 15 July 2024
More 2 records protections in other jurisdictions are shown on the map above.
Records are sourced from official registry publications. Data sources and legal status
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Information regarding the breeder received in the contribution to CPVO :Wädenswil
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ActiveHydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea
Information regarding the breeder received in the contribution to CPVO :Cayeux H.
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