Royal CrownRoyal Crown®® Amur MapleAmur Maple Acer ginnala Acer ginnala ‘JefUM’‘JefUM’ www.jeffriesnurseries.com

Royal Crown® Amur Maple Acer ginnala ‘JefUM’

Royal Crown is a selection of Amur Maple with attractive foliage that turns reddish-purple in the fall. Royal Crown produces 3-5 equal main stems that can easily be trained into a multi-branched specimen tree. _________________________________________________________________________________________ Botanical Name: Acer ginnala ‘JefUM’ _________________________________________________________________________________________Family: Aceraceae _________________________________________________________________________________________Common Name: Royal Crown® Amur Maple _________________________________________________________________________________________Origin: A seedling of Amur Maple selected for chlorosis resistance on alkaline soils. Developed at the University of Manitoba by Drs. John Walker and Bill Remphrey. Commercialized by Jeffries Nurseries Ltd. _________________________________________________________________________________________Hardiness: Zone 2 (Canadian and USDA) _________________________________________________________________________________________Growth Rate: A large, multi-stemmed shrub reaching a mature height of 20’ (6 m) and width of 15’ (5 m). _________________________________________________________________________________________Description: Royal Crown was named for its attractive foliage that turns a reddish- purple in the fall. More importantly specimens of this cultivar produce 3-5 equal main stems that can easily be trained into a specimen. _________________________________________________________________________________________Culture: Performs best in moderate to full sunshine. Royal Crown is tolerant of alkaline soils with pH reading of 8.0. _________________________________________________________________________________________Pest and Disease: No specific problems. _________________________________________________________________________________________Landscape Value: Amur Maple is a popular species in the landscape throughout zones 2 and 3. In areas with high soil pH, chlorosis can be a growth-limiting factor. Royal Crown combines chlorosis resistance with quality foliage and form. _________________________________________________________________________________________Propagation: Cuttings from established plants. _________________________________________________________________________________________Sales Potential: Royal Crown is an excellent large shrub for today’s smaller home land scapes. As one of the few Canadian cultivars of Amur Maple it offers consistency for the species. _________________________________________________________________________________________Production: Royalty of $1.00 per plant. Propagation by license only. _________________________________________________________________________________________

For additional information about Royal Crown® Amur Maple, contact Jeffries Nurseries Ltd.:

P.O. Box 402, Portage la Prairie, Manitoba, R1N 3B7 Phone: (204) 857-5288 Fax: (204) 857-2877 www.jeffriesnurseries.com

© Jeffries Nurseries Ltd., 2013

A consistent new look for Amur Maple Royal Crown is a selection of Amur Maple with attractive three-lobed foliage that turns reddish-purple in the fall. Offering superb resistance

to chlorosis on alkaline soils, Royal Crown produces 3-5 equal main stems that can easily be trained into a multi-branched specimen.

Exceptionally high Exceptionally high grade and qualitygrade and quality

Clean, diseaseClean, disease--free free foliage through foliage through

summer & fallsummer & fall

Winged samaras Winged samaras attract wildlife attract wildlife

and provide and provide winter interest winter interest

Consistently Consistently produces 4 produces 4

stem clumpsstem clumps

ROYAL CROWN ROYAL CROWN AMUR MAPLEAMUR MAPLE