H20-02
ActiveHydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea
Ryoji Irie
Souvenir de Paul Doumer
ActiveHydrangea macrophylla (Thunb.) Ser. Bigleaf hydrangea · Ornamentals · bred by Information regarding the breeder received in the contribution to CPVO :Cayeux H.
also searched as: соувенир де паул доумер
Variety description
10 August 2026
The plant is a shrub with a dense crown and dark green, broad-ovate, serrated leaves. The dome-shaped inflorescences reach 20 cm in diameter and consist of sterile petals about 3 cm wide.
The color of the petals varies from pink-red to purple or bright blue. The height of the bush is from 0.5 to 1.8 meters. The variety prefers partial shade and moist drained soils; it belongs to hardiness zones 6a–9b.
The crop is used in landscape design for borders and gardens. Suitable for use in cut arrangements and for creating dried flowers.
Sources7
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Countries of admission
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 in registries Regions of admission, rights holders, and status of plant breeders' rights
Parties
- Breeder
- Information regarding the breeder received in the contribution to CPVO :Cayeux H. 65 Developed the variety
Records are sourced from official registry publications. Data sources and legal status
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Nearby in the species list Soraya, Southland, Souvenir de Claire, Souvenir de M. Belot, Souvenir de M. Edouard Aubert, Souvenir de M. Hersant, Souvenir de Mme Béranger, Souvenir de Mme E. Chautard, Souvenir de Mme Mathilde Baranger, Souvenir de Mme Victor Raoult, Souvenir de Petite Sainte Thérèse de lEnfant Jésus, Souvenir du Lieutenant Chauré, Souvenir du Président Doumer, Souvenir du Sacré Cœur de Montmartre, Spätsommer, Speer, Spetchley, Spike, Splendens, Splendeur