Service tree (Sorbus domestica)

Service tree

Sorbus domestica

It stands as a living relic of ancient orchards, offering bletted fruits and iron-hard wood. Deciduous fruit tree; other names: true service tree.

Requires full sun for optimal fruit production and canopy development.
1/week
Moderate
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Plant Needs

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Sunlight Requires full sun for optimal fruit production and canopy development.
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Watering Moderate watering needs; highly drought-tolerant once the deep taproot is established.
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Temperature Hardy in temperate climates, tolerating both winter frosts and summer heat.
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Characteristics

  • Leaves: Pinnately compound, 15 - 25 cm long, with 13 - 21 oblong to lanceolate leaflets, margins sharply serrate, downy beneath when young;
  • Flowers: Borne in complex corymbs 10 - 14 cm across, individual flowers 13 - 18 mm in diameter with five white petals;
  • Fruits: Pome, 2 - 3 cm long, green-brown tinged with red on the sunlit side, pear-shaped or apple-shaped, highly astringent until bletted (overripe);
  • Bark: Brown and smooth on young trees, becoming deeply fissured and scaly into rectangular plates on older specimens.
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Care Guide

Watering

Water deeply once a week during dry spells for young trees; mature trees rely on rainfall

Fertilization

Apply a layer of organic compost or mulch around the base. Avoid heavy nitrogen fertilization which can promote weak, disease-prone growth.

Eggshell and Banana Peel Mix:Crush dried eggshells finely and chop banana peels, burying them shallowly around the drip line. This provides slow-release calcium (ideal for its calcareous soil preference) and potassium for fruiting. Avoid placing directly against the trunk to prevent rot.
Pruning
  • Prune in late winter or early spring while the tree is dormant;
  • Remove dead, diseased, or crossing branches to maintain an open canopy;
  • Retain a strong central leader when the tree is young;
  • Avoid heavy pruning, as it heals slowly and is susceptible to fungal infections in large wounds.
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: Non-toxic per general Rosaceae fruit flesh safety guidelines; seeds should be avoided but flesh is safe.

Humans: Fruits are edible after bletting; seeds contain trace cyanogenic glycosides but are generally harmless unless chewed in massive quantities.

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Garden Uses & Culture

Culture: Historically significant in Europe, its extremely dense wood was prized for making wooden screws for wine presses, while its fruits were fermented into a traditional cider-like drink called "cormé" in France.

Usage: Wood is used for high-quality veneers, furniture, and tool handles; bletted fruits are used to make jams, jellies, and alcoholic beverages.