Swedish rowan (Sorbus intermedia)

  • Sorbus intermedia is a deciduous tree ideal for large gardens, providing shade and beautiful autumn color.
  • It is a hybrid species native to Sweden, which can reach between 10 and 20 meters in height.
  • Its leaves are green on the upper surface, hairy on the underside, and turn yellowish in autumn.
  • It requires full sun, fertile and well-drained soil, and frequent watering in summer for optimal growth.

Origin and characteristics

Trunk of the Sorbus intermedia

Image - Wikimedia / MPF

It is a hybrid species (sorbus aucuparia for another Sorbus, Maybe the Sorbus torminalis or sorbus aria) native to southern Sweden, although it is also found in the extreme east of Denmark, extreme southwest of Finland, in the Baltic states and in northern Poland. It is popularly known as Swedish rowan, and grows to a height between 10 and 20 meters, with a trunk diameter of up to 60cm.

The leaves are green on the upper side and hairy on the underside, and are 7 to 12cm long by 5 to 7cm wide. They are made up of 4 to 7 lobes, being wider in the middle, and rounded at the apex. During the fall they turn yellowish to grayish brown before falling.

The flowers have five white petals, are about 15-20mm in diameter, and bloom in early spring. The fruit is an oval pommel 15mm long by 10mm wide, which acquires a reddish or orange-reddish color when it ripens in autumn.

What are their cares?

View of the Sorbus intermedia in autumn

Image - Wikimedia / Kajetan Dzierżanowski

If you want to have a specimen in your garden, we recommend providing it with the following care:

  • Location: it must be outside, in full sun.
  • Earth:
    • Garden: fertile, well drained, and deep.
    • Pot: universal growing medium (for sale here).
  • Irrigation: frequent. Water 4 or 5 times a week in summer, and a little less the rest of the year.
  • Subscriber: in spring and summer, pay every 15 days with Organic fertilizers.
  • Multiplication: by cuttings towards spring.
  • Rusticity: resistant up to -18ºC.
Characteristics of the Sorbus
Related article:
Characteristics, main species and care of the Sorbus

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