How to Manage Pests

Pests in Gardens and Landscapes

Ornamental pear—Pyrus spp.
Family Rosaceae (Rose family)

Plant Identification

Pyrus calleryana is a deciduous tree that doesn’t produce edible fruit.  Leaves are glossy and white flowers are produced in late winter or early spring. 

Optimum conditions for growth

Pyrus spp. do well in full sun and need regular amounts of water.  They are tolerant of most soil types but don’t do too well in shallow soil. 

Foliage of ornamental pear
Foliage of Aristocrat flowering pear

Pests and disorders of Pyrus spp.



Environmental disorders



Fruit of flowering pear
Fruit of flowering pear

Statewide IPM Program, Agriculture and Natural Resources, University of California
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