Quince

While quince is a hardy shrub, it may develop fungal diseases in hot weather, resulting in premature leaf fall.<ref name="Carlton"/> [[Quince leaf blight]], caused by fungus ''[[Diplocarpon mespili]]'', presents a threat in wet summers, causing severe leaf spotting and early defoliation, affecting fruit to a lesser extent.<ref>{{cite web |url=https://www.rhs.org.uk/advice/profile?PID=745 |title=Quince leaf blight |publisher=Royal Horticultural Society |year=2016 |access-date=22 November 2016}}</ref> Cedar-quince rust, caused by ''[[Gymnosporangium clavipes]]'', requires two hosts to complete its life cycle, one usually a [[juniper]], and the other a member of the [[Rosaceae]]. Appearing as red excrescence on various parts of the plant, it may affect quinces grown near junipers.<ref>{{cite web |url=http://www.missouribotanicalgarden.org/gardens-gardening/your-garden/help-for-the-home-gardener/advice-tips-resources/pests-and-problems/diseases/rusts/cedar-quince-rust.aspx |title=Cedar-Quince Rust |publisher=[[Missouri Botanical Garden]] |year=2016 |access-date=22 November 2016}}</ref>

While quince is a hardy shrub, it may develop fungal diseases in hot weather, resulting in premature leaf fall.<ref name="Carlton"/> [[Quince leaf blight]], caused by fungus ''[[Diplocarpon mespili]]'', presents a threat in wet summers, causing severe leaf spotting and early defoliation, affecting fruit to a lesser extent.<ref>{{cite web |url=https://www.rhs.org.uk/advice/profile?PID=745 |title=Quince leaf blight |publisher=Royal Horticultural Society |year=2016 |access-date=22 November 2016}}</ref> Cedar-quince rust, caused by ''[[Gymnosporangium clavipes]]'', requires two hosts to complete its life cycle, one usually a [[juniper]], and the other a member of the [[Rosaceae]]. Appearing as red excrescence on various parts of the plant, it may affect quinces grown near junipers.<ref>{{cite web |url=http://www.missouribotanicalgarden.org/gardens-gardening/your-garden/help-for-the-home-gardener/advice-tips-resources/pests-and-problems/diseases/rusts/cedar-quince-rust.aspx |title=Cedar-Quince Rust |publisher=[[Missouri Botanical Garden]] |year=2016 |access-date=22 November 2016}}</ref>

{| class="wikitable" style="float:right; width:12em; text-align:center;"

== Production ==

|+ Quince production <br>{{small|2023, tonnes}}<br/>

{| class="wikitable" style="float:right; clear:left; width:16em; text-align:center;"

|-

|-

|{{TUR}} ||192,237

! colspan=2|Quince production – 2021

|-

|-

|{{CHN}} ||111,576

! style="background:#ddf; width:75%;"| Country

! style="background:#ddf; width:25%;"| <small>([[tonne]]s)</small>

|-

|-

|{{TUR}} || 192,012

|{{UZB}} ||95,654

|-

|-

|{{CHN}} || 111,377

|{{IRN}} ||90,477

|-

|-

|{{UZB}} || 97,536

|{{MAR}} ||43,523

|-

|-

|{{IRN}} || 90,564

|'''World''' || '''687,036'''

|-

|-

|colspan=2 |{{small|Source: UN FAOSTAT<ref>{{cite web |url=https://www.fao.org/faostat/en/#data/QCL |title=Quince production in 2023; Crops/World regions/Production total from picklists |publisher=UN [[Food and Agriculture Organization Corporate Statistical Database]] |date=2025 |access-date=4 July 2025}}</ref>}}

|{{MAR}} || 54,641

|-

|'''World''' || '''697,563'''

|-

|colspan=2 | <small>Source: UN FAOSTAT<ref>{{cite web |url=http://www.fao.org/faostat/en/#data/QC |title=Quince production in 2021; Crops/World regions/Production total from picklists |publisher=UN [[Food and Agriculture Organization Corporate Statistical Database]] |date=2023 |access-date=12 August 2023}}</ref></small>

|}

|}

== Production ==

In 2021, world production of quinces was 697,563 tonnes, with [[Turkey]] and China accounting for 43% of the world total (table).

In 2023, world production of quinces was 687,036 [[tonne]]s, with [[Turkey]] and China accounting for 44% of the total (table).

=== Cultivars ===

=== Cultivars ===