View source for Ulmus x hollandica

{{SPlantbox
|familia=Ulmaceae
|genus=Ulmus
|species=x hollandica
|common_name=Dutch Elm
|name_ref=Flora - A Gardener's Encyclopedia
|habit=tree
|habit_ref=Flora - A Gardener's Encyclopedia
|Max ht box=100
|Max ht metric=ft
|height_ref=Flora - A Gardener's Encyclopedia
|Max wd box=80
|Max wd metric=ft
|width_ref=Flora - A Gardener's Encyclopedia
|lifespan=perennial
|exposure=sun
|sun_ref=Flora - A Gardener's Encyclopedia
|Temp Metric=°F
|min_zone=5
|usda_ref=Flora - A Gardener's Encyclopedia
|max_zone=9
|image=Ulm161547.JPG
|image_width=200
}}
''Ulmus'' × '''''hollandica''''' <small>[[Philip Miller|Mill.]] </small> is a natural hybrid between [[Wych Elm]] ''Ulmus glabra'' and [[Field Elm]] ''Ulmus minor'' which commonly occurs across Europe wherever the ranges of the two parent species overlap.  It has also been widely planted elsewhere by man <ref name=Bean>Bean, W. J. (1981). ''Trees and shrubs hardy in Great Britain'', 7th edition. Murray, London. </ref> The trees and leaves are broadly intermediate between the two species.

==Cultivation==


===Propagation===


===Pests and diseases===
Some examples of the hybrid possess a moderate resistance to [[Dutch elm disease]] <ref name=Burdekin>Burdekin, D. A. & Rushforth, K. D. (Revised by Webber J. F. 1996). Elms resistant to Dutch elm disease. ''Arboricultural Research Note 2/96''. Arboricultural Advisory and Information Service, Alice Holt, Farnham, UK.</ref>.

==Varieties==
At least 30 cultivars have been recorded, although over half have now been lost to cultivation because of Dutch elm disease: 
*[[Ulmus 'Alba'|Alba]], [[Ulmus 'Angustifolia'|Angustifolia]], [[Ulmus 'Belgica'|Belgica (Belgian Elm)]], [[Ulmus 'Cinerea'|Cinerea]], [[Ulmus 'Dampieri'|Dampieri]], [[Ulmus 'Dauvessei'|Dauvessei]], [[Ulmus 'Daveyi'|Daveyi (Davey Elm)]], [[Ulmus 'Dumont'|Dumont]],
[[Ulmus × hollandica 'Elegantissima'|Elegantissima]], 
[[Ulmus 'Eleganto-Variegata'|Eleganto-Variegata]], [[Ulmus 'Fjerrestad'|Fjerrestad]], [[Ulmus 'Fulva'|Fulva]], [[Ulmus 'Gaujardii'|Gaujardii]],  [[Ulmus 'Groeneveld'|Groeneveld]], [[Ulmus 'Haarlemensis'|Haarlemensis]], [[Ulmus 'Hillieri'|Hillieri]], [[Ulmus 'Jacqueline Hillier'|Jacqueline Hillier]], [[Ulmus 'Major'|Major (Dutch Elm)]], [[Ulmus 'Macrophylla Aurea'|Macrophylla Aurea]], [[Ulmus 'Microphylla'|Microphylla]], [[Ulmus 'Modiolina'|Modiolina]], [[Ulmus 'Muscaviensis'|Muscaviensis]], [[Ulmus 'Pioneer'|Pioneer]], [[Ulmus 'Serpentina'|Serpentina]], [[Ulmus 'Smithii'|Smithii (Downton Elm)]], [[Ulmus 'Superba'|Superba (Canterbury Elm)]], [[Ulmus 'Tricolor'|Tricolor]], [[Ulmus 'Vegeta' (Huntingdon Elm)|Vegeta (Huntingdon Elm)]] / [[Ulmus 'Vegeta' (Chichester Elm)|Vegeta (Chichester Elm)]], [[Ulmus 'Virens'|Virens (Kidbrook Elm)]], [[Ulmus 'Viscosa'|Viscosa]], [[Ulmus 'Wredei'|Wredei (Golden Elm)]], [[Ulmus 'Ypreau'|Ypreau]].

==Gallery==

<gallery perrow=5>
File:Ulmus hollandica.jpg
Image:Upload.png| photo 1
Image:Upload.png| photo 2
Image:Upload.png| photo 3
</gallery>

==References==
<references/>
<!--- xxxxx  *Flora: The Gardener's Bible, by Sean Hogan. Global Book Publishing, 2003. ISBN 0881925381  -->
<!--- xxxxx  *American Horticultural Society: A-Z Encyclopedia of Garden Plants, by Christopher Brickell, Judith D. Zuk. 1996. ISBN 0789419432  -->
<!--- xxxxx  *Sunset National Garden Book. Sunset Books, Inc., 1997. ISBN 0376038608  -->

==External links==
*{{wplink}}

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