SelecTree: Tree Detail
FLOWERING ORNAMENTAL PEAR
Photo Locations: Cal Poly Campus - San Luis Obispo, CA, Petaluma, CA, Bakersfield, CA, San Jose, CA, Hoyt Arboretum - Portland, OR and Arnold Arboretum - Boston, MA.
Fairly resistant to fireblight.
This plant is classified as a watch species by the California Invasive Plant Council (Cal-IPC). It is not currently invasive but has been ranked as a high risk for becoming invasive in the future.
Has fragrant Flower.
Native to China.
Additional Common Names
FLOWERING ORNAMENTAL PEAR, CALLERY PEAR
Erect or Spreading Low or High Canopy.
Has Deciduous foliage.
Height: 50 feet.
Width: 50 feet.
Growth Rate: 24 Inches per Year.
Longevity 50 to 150 years.
Leaves Ovate, Dark Green, Red or Orange, Deciduous.
Flowers Showy. Fragrant White. Flowers in Spring or Winter. Has perfect flowers (male and female parts in each flower).
Brown or Mostly Green Pome, Small (0.25 - 0.50 inches), fruiting in Summer.
Bark Dark Brown or Light Green, Blocky or Furrowed.
Shading Capacity Rated as Moderately Dense in Leaf.
Shading Capacity Rated as Moderately Dense out of Leaf.
Litter Issue is Wet Fruit.
Tree Site Conditions & Constraints
Sunset Zones 2 - 9 and 14 - 21.
USDA Hardiness Zones 5 - 8.
Exposure Full Sun.
Moist to Dry Soil.
Clay, Loam or Sand Texture.
Highly Acidic to Highly Alkaline Soil pH.
Seaside Tolerance is Good in Mild Zone.
Pests & Disease Information
Resistant to Fair Resistance to Fire Blight, Armillaria and Verticillium. Susceptible to White Fly, Sooty Mold.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium.
Root Damage Potential Rated as Moderate.
Allergy Health Hazard.
Cite this tree:
SelecTree. "Pyrus calleryana Tree Record." 1995-2020. Aug 9, 2020.
< https://selectree.calpoly.edu/tree-detail/pyrus-calleryana >
SelecTree Nursery Connection Map
Cal Poly / ESRI