Pyrus calleryana 'Redspire' Pyrus calleryana 'Redspire'

Rosaceae

Pyrus calleryana 'Redspire' Pyrus calleryana 'Redspire'

An American cultivar with a narrow, vertical, conical to oval crown. Remains slightly narrower than 'Chanticleer'. Height 8 to 12 m. Compact manner of growth. Old bark is rough and greyish brown. The healthy, glossy green leaves turn lovely colours in the autumn, usually yellow, but also purplish red tints. Remain on the tree until late in the autumn. Profuse flowers. The white flowers grow in umbels of 6 to 12. Each flower is approx. 2.5 cm in diameter and is thus somewhat larger than the flowers of 'Bradford' for example. The fruit is brown with lighter lenticels and appears rarely. Suitable as a solitary tree and along narrow avenues and streets. Deep root system. Prefers neutral to slightly calcareous soil. Also grows in poor soil. Well resistant to air pollution.
Specifications
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Height
8 - 12 m
Width
6-8m
Crown
narrow pyramidal to oval, half-open crown
Bark and branches
greyish brown, shallow grooves, sharp, thorny twigs
Leaf
oval to broad oval, glossy green, 4 - 10 cm
Autumn colour
yellow, red, purple
Flowers
white, in plentiful umbels, April/May
Fruits
round, approx. 1 cm Ø, brown with lighter lenticels
Spines/thorns
None
Toxicity
usually not toxic to people, (large) pets and livestock
Soil type
places little demands
Paving
tolerates paving
Winter hardiness zone
5b (-26,0 to -23,4 °C)
Wind resistance
good, also on the coast
Other resistances
resistant to frost (WH 1 - 6), can withstand wind
Fauna tree
valuable for bees (honey plant)
Application
avenues and broad streets, narrow streets, tree containers, roof gardens, coastal areas, industrial areas, small gardens
Shape
clearstem tree
Origin
Princeton Nurseries, Princeton, New Jersey, USA, 1975
Clear stem tree calcareous soil clay soil loamy soil nutrient-poor soil sandy soil tolerates paving resistant to frost (WH 1 - 6) can withstand wind narrow conical 2nd size, between 6 and 12 metres half-open crown green white April average growing Conspicuous bloom Attractive autumn colour valuable for bees (honey plant) non-toxic (usually)
Applications and inspiration
Frequently asked questions
Pyrus calleryana 'Redspire'

Pyrus calleryana 'Redspire' can eventually reach a height of 8 - 12 m, depending on the site and climate conditions.

Pyrus calleryana 'Redspire' is average growing and can eventually reach a height of 8 - 12 m, depending on the site and climate conditions.

The leaves of Pyrus calleryana 'Redspire' turn yellow, red, purple in autumn.

The right time to plant Pyrus calleryana 'Redspire' is during the dormancy period. In Western Europe, Pyrus calleryana 'Redspire' with root balls can generally be planted from mid-November to late April, although this depends strongly on the climatic conditions and the species of tree.

Pyrus calleryana 'Redspire' blooms in april.
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