Ulmus laevis 'Helena'

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Ulmus laevis 'Helena'
Species Ulmus laevis
Cultivar 'Helena'
OriginEurope

The European White Elm cultivar Ulmus laevis 'Helena' is a Dutch introduction in commerce circa 2010 at the Boomkwekerij s'Herenland at Randwijk (PBR applied for: EU 20142249). [1] The cultivar was cloned from a tree planted as one of a line of 17 White Elms at Eibergen circa 1900, which developed a straight central leader.

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The 17 U. laevis at Eibergen Ulmus laevis (haaksbergseweg eibergen) 080211a.jpg
The 17 U. laevis at Eibergen

Description

The tree is described as having upright, uniform, growth, producing yellow leaves in autumn. At age 100, 'Helena' should be approximately 22 m high, with a crown diameter of about 12 m. [1]

Cultivation

'Helena' is judged 'sustainable and durable in public parks', [1] but has not been planted beyond the Netherlands (2016). The cultivar was planted among the line of 140 elms on the ‘s-Gravelandsevaartweg, Loosdrecht, [2] [3] part of Wijdemeren City Council's elm collection, assembled since 2003 by tree manager Martin Tijdgat and his colleagues. [4] [5]

Accessions

None known

Nurseries

Europe

References

  1. 1 2 3 Ulmus laevis 'Helena'
  2. Hanneke Tax, 'Martin Tijdgat, bomenman van de gemeente Wijdemeren en iepenexpert', 25 May 2022; boomzorg.nl Contains north to south names-list.
  3. 'Helena', Draaibrug, ‘s-Gravelandsevaartweg, Loosdrecht - Google Maps, October 2024, access date: 15 December 2025
  4. M. Tijdgat, 'Ulmus – Gebruikswaarde- en sortimentsonderzoek in de praktijk', Dendroflora 56, 2020. p.71; edepot.wur.nl
  5. Hanneke Tax, 'Iepenallee 's-Gravelandsevaartweg', 1 May 2023, boomzorg.nl