Ulmus 'Frontier'


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Ulmus 'Frontier' is an American hybrid cultivar [1], a United States National Arboretum introduction (NA 55393) derived from a crossing of the European Field Elm Ulmus minor (female parent) with the Chinese Elm Ulmus parvifolia in 1971. Released in 1990, the tree is a rare example of the hybridization of spring-flowering and autumn-flowering elms.

Ulmus 'Frontier' sections
Intro  Description  Pests and diseases  Cultivation  Accessions  Nurseries  References  External links  

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