Diadem

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Hydrangea serrata (Thunb.) Ser. var. serrata Tea-of-heaven · Ornamentals · bred by Information regarding the breeder received in the contribution to CPVO :Haworth-Booth M.

also searched as: диадем

Variety description

10 August 2026

The shrub forms a dense rounded crown with a height and width of 0.6 to 1.2 m. The leaves have a narrowly oval or elliptical shape, are pointed, with a serrated edge, colored bright green or yellow-green; in autumn, the foliage can acquire reddish shades.

The inflorescences are flat corymbs, consisting of small central fertile flowers and larger sterile flowers on the edges. Flowering begins in June and continues until September; a repeat wave is possible. The plant is adapted to USDA hardiness zones 6–9 and may be susceptible to fungal diseases.

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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.

IS FI NO SE EE IE GB DK LV LT NL DE PL BY PT ES FR BE CZ SK UA RU LU CH AT HU MD IT SI HR RS RO MT GR BG CY

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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 :Haworth-Booth M. 5 Developed the variety

Records are sourced from official registry publications. Data sources and legal status

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