Boone County Arboretum
9190 Camp Ernst Road
Union, Kentucky 41091
Phone: (859) 384-4999
Fax: (859) 384-6888

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Cultural Details for Malus x 'Louisa'

Common Name:
Louisa Crabapple

Growth Rate:

Average Mature Height:

Average Mature Width:

Flower Details:
Red in bud, opening to true pink.

Fruit Details:
Yellow to amber with ruse blush, 0.375" diamter, persistant.

Fall Color:

Bark Details:
Shiny gray-brown, scaly on older trunks.

Disease / Insect Problems or Resistance:
Susceptible to scab, resistant to Japanese beetle.

Native Habitat:

Other Features:

Culture and Care:
Quite adaptable, but do best in a heavy loam, well-drained, moist, and acid. Plant in full sun for best flowers and fruits. Pruning, if it is needed, should be done before early June.

This plant was blooming:
4/2/2007 - 4/5/2007
4/15/2005 - 4/22/2005

Plantings of this cultivar at Boone County Arboretum:

    The information on this page may have come from one or more of the following sources:
  • Dirr, Michael. Manual of Woody Landscape Plants. Stipes Publishing. 1998.
  • Hightshoe, Gary L. Native Trees, Shrubs, and Vines for Urban and Rural America. John Wiley & Sons. 1988.
  • North Carolina Extension Plant Fact Sheets.
  • University of Connecticut Plant Database.