SelecTree: Tree Detail
REDSPIRE CALLERY PEAR
Pyrus calleryana 'Redspire'
Photo Locations: Hoyt Arboretum - Portland, OR
Fairly resistant to fireblight. Narrow, oval form to 35 feet. Crimson and purple fall color.
Additional Common Names
REDSPIRE ORNAMENTAL PEAR, REDSPIRE CALLERY PEAR, REDSPIRE FLOWERING PEAR
Erect with a High Canopy.
Has Deciduous foliage.
Height: 35 feet.
Width: 20 feet.
Growth Rate: 24 to 36 Inches per Year.
Longevity 50 to 150 years.
Leaves Ovate, Glossy Medium Green, Red, Gold or Multicolored, Deciduous.
Flowers Showy. White. Flowers in Spring. Has perfect flowers (male and female parts in each flower).
Prolific, Brown 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 Dry Fruit.
Tree Site Conditions & Constraints
Sunset Zones 2 - 9 and 14 - 21.
USDA Hardiness Zones 5 - 8.
Exposure Full Sun to Partial Shade.
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, Oak Root Fungus 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.
Special Uses & Values
Cite this tree:
SelecTree. "Pyrus calleryana 'Redspire' Tree Record." 1995-2018. Apr 20, 2018.
< https://selectree.calpoly.edu/tree-detail/pyrus-calleryana-redspire >
SelecTree Nursery Connection Map
Cal Poly / ESRI