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Jack Ornamental Pear

Pyrus calleryana 'Jaczam'

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Jack Ornamental Pear (Pyrus calleryana 'Jaczam') at Tagawa Gardens

Jack Ornamental Pear in bloom

(Photo courtesy of NetPS Plant Finder)

Jack Ornamental Pear (Pyrus calleryana 'Jaczam') at Tagawa Gardens

Jack Ornamental Pear flowers

(Photo courtesy of NetPS Plant Finder)

Jack Ornamental Pear (Pyrus calleryana 'Jaczam') at Tagawa Gardens

Jack Ornamental Pear

(Photo courtesy of NetPS Plant Finder)

Height:  15 feet

Spread:  10 feet

Sunlight:  full sun  partial shade 

Hardiness Zone:  4

Other Names:  Callery Pear


A dwarf, rounded variety for smaller home landscapes, this one is absolutely covered in showy white flowers in spring; leaves are deep green and glossy; inedible tan-brown colored fruit in summer is quite inconspicuous, excellent red-purple fall color

Ornamental Features

Jack Ornamental Pear is bathed in stunning clusters of white flowers along the branches in mid spring before the leaves. It has dark green deciduous foliage. The glossy heart-shaped leaves turn an outstanding purple in the fall.

Landscape Attributes

Jack Ornamental Pear is a dense deciduous tree with a shapely oval form. Its average texture blends into the landscape, but can be balanced by one or two finer or coarser trees or shrubs for an effective composition.

This is a high maintenance tree that will require regular care and upkeep, and is best pruned in late winter once the threat of extreme cold has passed. It is a good choice for attracting birds and bees to your yard. Gardeners should be aware of the following characteristic(s) that may warrant special consideration;

  • Messy

Jack Ornamental Pear is recommended for the following landscape applications;

  • Accent
  • Shade
  • Vertical Accent

Planting & Growing

Jack Ornamental Pear will grow to be about 15 feet tall at maturity, with a spread of 10 feet. It has a low canopy with a typical clearance of 3 feet from the ground, and is suitable for planting under power lines. It grows at a fast rate, and under ideal conditions can be expected to live for 50 years or more.

This tree does best in full sun to partial shade. It prefers to grow in average to moist conditions, and shouldn't be allowed to dry out. It is not particular as to soil type or pH. It is highly tolerant of urban pollution and will even thrive in inner city environments. This is a selected variety of a species not originally from North America.

Hardiness Zone Plant Height Minimum Sunlight
Accent  Shade  Articulation 
Flowers  Fall Color  Plant Form  Attracts Wildlife 
Ornamental Features

This Plant Library is for informational purposes only. We may or may not carry the items listed. During many times of the year, we may carry many more plants in our store than are listed in the Plant Library. Please contact us directly at 303-690-4722 or visit our store for current availability and for assistance.