Which trees can you tap in South Korea?

Painted / mono maple (gorosoe) (Acer pictum subsp. mono (A. mono), native): Mountain valleys of the south — Jirisan and Baegunsan (Gurye, Hadong, Gwangyang), 'growing in valleys at altitudes above 600 meters'; distribution 'Korea - Amur - northern Japan' Korean maple (Acer pseudosieboldianum, native): Mountain understorey; its sap was compared with gorosoe in a 1995 Korean study (title only — RECALL) Birch (geoje-su, Betula) (Betula spp., native): Higher mountains; also tapped for spring sap in Korea (RECALL)

South Korea · beyond the maple belt

Can you make maple syrup in South Korea?

YesYes — but as gorosoe sap, not syrup: Korea taps the painted maple (Acer pictum subsp. mono) on a large, county-organised scale (Gurye alone: 12,000 ha, 270 farms, 886,000 L a year) and drinks the sap fresh as a spring health water; the mid-January-to-mid-March season peaks between the Usu and Gyeongchip solar terms, and boiling it to syrup is not the tradition.

Local timing guidance

Gurye County: gorosoe sap is 'collected from the foothills of Jirisan and Baegunsan Mountains around the time of Gyeongchip from mid-January to mid-March'; 'The period between Usu (February 19, 2020) and Gyeongchip (March 5, 2020) is known as the best tasting season.'

Source: Asia Business Daily, Jan and Feb 2020 (PRACTITIONER — county government statements reported in press)

Trees

Tappable trees in South Korea

Tappable tree species in South Korea
Species	Status	Where
Painted / mono maple (gorosoe)Acer pictum subsp. mono (A. mono)	native	Mountain valleys of the south — Jirisan and Baegunsan (Gurye, Hadong, Gwangyang), 'growing in valleys at altitudes above 600 meters'; distribution 'Korea - Amur - northern Japan'Asia Business Daily 2020 (VERIFIED); Hokkaido Univ. plant page (VERIFIED)
Korean mapleAcer pseudosieboldianum	native	Mountain understorey; its sap was compared with gorosoe in a 1995 Korean study (title only — RECALL)RECALL (KoreaScience title in search results)
Birch (geoje-su, Betula)Betula spp.	native	Higher mountains; also tapped for spring sap in Korea (RECALL)RECALL

Who already does it

Sugaring in South Korea, documented

Gurye County (Jeollanam-do) 'will begin full-scale harvesting of Gorosoe sap in the Jirisan and Baegunsan mountain areas' (10 Feb 2020); 'The Gorosoe harvesting area in Gurye-gun is 12,000 hectares, with 270 farms producing 886,000 liters annually, generating an income of 2.6 billion won'; harvested 'since the Three Kingdoms period'
The Asia Business Daily (Asiae), 10 Feb 2020 · PRACTITIONER
Gurye trained '300 forestry workers collecting gorosoe sap' in collection and hygiene guidelines (10 Jan 2020), 'marking the start of the full-fledged gorosoe sap collection season'; sap sold in '4.3ℓ blue containers'
The Asia Business Daily, 10 Jan 2020 · PRACTITIONER
Korean Journal of Ecology study on Mt. Jiri: 315 L of sap collected; yield rose with DBH — 67 L (<18 cm), 104 L (20–28 cm), 144 L (>30 cm); 'Amounts of sap was required by big temperature fluctuation in day and night'
Moon, Kwon, Park & Goo (Gyeongsang National University / Korea Forest Research Institute), via FAO AGRIS · VERIFIED

Cautions

What local sources warn about

It is a sap-drinking culture: gorosoe is sold and drunk fresh (traditionally in large quantities in a heated room), not boiled to syrup — a syrup page for Korea should say so. (Asia Business Daily 2020 (PRACTITIONER))
Hygiene and over-tapping are regulated locally: the county trains collectors 'to eradicate indiscriminate sap collection and to manage sap hygienically'. (Asia Business Daily Jan 2020 (PRACTITIONER))
Health claims in Korean press ('40 times more calcium ... than regular drinking water', disease prevention) are marketing, not verified nutrition science. (Asia Business Daily Feb 2020 (PRACTITIONER))

Where to look

Likely sugaring country

Gurye (Jeollanam-do)
Largest documented gorosoe district — Jirisan/Baegunsan, 270 farms
Hadong (Gyeongsangnam-do)
Jirisan's southern slopes; a traditional gorosoe area (RECALL)
Gwangyang (Jeollanam-do)
Baegunsan gorosoe valleys (RECALL)

Minor place (short entry requested). Asiae articles are AI-translated English versions of Korean press, carrying county-government statements. Hadong/Gwangyang as gorosoe towns are RECALL.

FAQ

Sugaring in South Korea: questions

Can you tap maple trees in South Korea?: Yes. Yes — but as gorosoe sap, not syrup: Korea taps the painted maple (Acer pictum subsp. mono) on a large, county-organised scale (Gurye alone: 12,000 ha, 270 farms, 886,000 L a year) and drinks the sap fresh as a spring health water; the mid-January-to-mid-March season peaks between the Usu and Gyeongchip solar terms, and boiling it to syrup is not the tradition.
When do you tap maple trees in South Korea?: Gurye County: gorosoe sap is 'collected from the foothills of Jirisan and Baegunsan Mountains around the time of Gyeongchip from mid-January to mid-March'; 'The period between Usu (February 19, 2020) and Gyeongchip (March 5, 2020) is known as the best tasting season.' (Asia Business Daily, Jan and Feb 2020 (PRACTITIONER — county government statements reported in press))
Which trees can you tap in South Korea?: Painted / mono maple (gorosoe) (Acer pictum subsp. mono (A. mono), native): Mountain valleys of the south — Jirisan and Baegunsan (Gurye, Hadong, Gwangyang), 'growing in valleys at altitudes above 600 meters'; distribution 'Korea - Amur - northern Japan' Korean maple (Acer pseudosieboldianum, native): Mountain understorey; its sap was compared with gorosoe in a 1995 Korean study (title only — RECALL) Birch (geoje-su, Betula) (Betula spp., native): Higher mountains; also tapped for spring sap in Korea (RECALL)

Nearby

Other places beyond the belt

LuckySap · free on iPhone & Android

Try a season where you are

LuckySap turns the forecast for any spot into a day-by-day sap outlook and logs every collection and boil. Free on iPhone and Android.