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QuinceNL·0140
Plate 1 of 8. (c) Nicolas Lagière, some rights reserved (CC BY-NC), uploaded by Nicolas Lagière · via iNaturalist

Herbarium of the Nature Library

Name
Cydonia oblonga
Family
Rosaceae
Native to
The Caucasus, northern Iran, Turkmenistan and adjacent West Asia; cultivated across Europe, West and Central Asia and South America
Habitat
Mountain woodland, Orchards
IUCN LC · Least concern

Quince

Cydonia oblonga

Also calledBihi / Behi (Hindi/Urdu/Persian) · Safarjal (Arabic) · Ayva (Turkish) · Membrillo (Spanish) · Marmelo (Portuguese) · Kydóni (Greek) · Wēnpō (Chinese)

A small, crooked tree whose hard, golden, perfumed fruit is almost inedible raw but turns rosy-pink and fragrant when slowly cooked. The quince was the 'golden apple' of much ancient Greek myth, and its jelly-like paste gave the world the word 'marmalade'.

The quince is the sole member of the genus Cydonia in the Malinae subtribe of the Rosaceae family. It is a deciduous tree that bears hard, aromatic bright golden-yellow pome fruit, similar in appearance to a pear. Ripe quince fruits are hard, tart, and astringent. They are eaten raw or processed into jam, quince cheese, or alcoholic drinks. Wikipedia

§1

What it can do

  1. iFruit flesh turns from white to deep pink-red when cooked long, as tannins convert to anthocyanin-like pigments
  2. iiSelf-fertile; large single flowers appear after the leaves, escaping most frosts
  3. iiiUsed worldwide as a dwarfing rootstock for pears
  4. ivSeed coat produces a thick mucilage when soaked
§2

At the table

Edible
Edible with care
Not eaten
Toxic
Deadly

Eatenfruit (cooked into paste, jelly, stews; raw in mild varieties) · seed mucilage (soaked whole seeds)

Fruit is safe, mostly cooked. Seeds contain amygdalin and should not be crushed or eaten; whole soaked seeds are used only for their outer mucilage.

§3

In the medicine cabinet

TraditionUse
UnaniBihidana (quince-seed mucilage) for sore throats, coughs and dry skin
Persian traditional medicineQuince syrup for nausea, vomiting and reflux; small trials report benefit in GERD

Weight of evidence

Traditional. Long historical use; little or no modern clinical evidence.

Active compounds

pectin, tannins, mucilage (seed coat), amygdalin (seed kernel)

CautionDo not crush or eat seeds (cyanogenic).
§4

Fruit & seed

Fruit: Fruit setting of Cydonia oblongaFruit: Quince Tree fruit. Cydonia oblonga Rosaceae (30291269278)Fruit: Quince fruit in Dabrica, Bosnia and Herzegovina-bs

Fruit

Pome

Ripens: Autumn

Large pear- or apple-shaped pome 7–12 cm, covered in grey down when young, ripening to golden yellow and intensely fragrant; hard, astringent, gritty cream flesh.

Seed

6–8 mm

Many dark-brown, glossy, wedge-shaped seeds about 6–8 mm, packed in the five core chambers and coated in a gel that swells when wet

Dispersal
Mammals
Germination
Cold-stratify 60–90 days, sow in spring; usually propagated vegetatively

Photographs from Wikimedia Commons under open licences; hover for the photographer, click for the file.

§5

How to grow it

Hardiness (USDA zones)

1
2
3
4
5
6
7
8
9
10
11
12
13

USDA 5–9. Survives winters down to about -29 °C.

Light
Full sun
Water
Moderate; tolerates damp soil better than apples
Soil
Deep, moist, well-drained loam, pH 6–7; becomes chlorotic on chalk
Propagation
Hardwood cuttings, layering, budding onto quince rootstock
To harvest
3–5 years
Climates
Temperate, Mediterranean, Continental
  1. 1Plant a named variety (e.g. 'Vranja', 'Meech's Prolific', 'Isfahan') in full sun in moist but well-drained soil.
  2. 2Water during dry summers; a single tree is enough as quinces are self-fertile.
  3. 3Prune lightly in winter just to thin crowded and crossing branches — fruit forms at the tips of shoots, so avoid hard tip pruning.
  4. 4Watch for fireblight and leaf blight; remove infected shoots promptly.
  5. 5Pick in mid-to-late autumn when fully yellow and fragrant, before hard frost; store separately as their scent taints other fruit.

Can it grow where you are?

or
§6

Where it lives

Recorded sightings

—

geo-referenced records in GBIF, from museums, herbaria and field observers.

Native range

The Caucasus, northern Iran, Turkmenistan and adjacent West Asia; cultivated across Europe, West and Central Asia and South America

Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.

§7

In the old herbals & bestiaries

Woodcuts and engravings matched from the Source Library’s scanned books by name. Plates marked “relative” show a close kin rather than this exact species. Click a plate to read the page it came from, with translation.

§8

In the stacks

Searching the stacks…

Every page naming Cydonia oblonga in the Biodiversity Heritage Library →

§9

Marginalia

Plutarch records that Solon's laws had Athenian brides eat a quince before entering the bridal chamber, and many scholars think the golden apples of the Hesperides were quinces. Portuguese 'marmelada', quince paste, gave English its word marmalade.

Curiosity

A ripe quince left in a room will perfume it for weeks — medieval Europeans kept them in linen chests.

§10

Kinship

  1. kingdomPlantae
  2. ›phylumTracheophyta
  3. ›subphylumAngiospermae
  4. ›classMagnoliopsida
  5. ›orderRosales
  6. ›familyRosaceae
  7. ›subfamilyAmygdaloideae
  8. ›tribeMaleae
  9. ›genusCydonia
Open its branch on the Wheel of Life →

Photographs: iNaturalist contributors under the licences shown. Records: GBIF.org. Historical plates: Source Library (CC BY-SA 4.0; originals public domain). Summary text: Nature Library editors and Wikipedia (CC BY-SA). Medicinal and edibility notes are historical and educational, not advice. iNaturalist taxon 82853.