Lanzones

Lansium domesticum · Meliaceae · also known as Langsat, Longkong (Thailand), Duku (Indonesia/Malaysia)

Southeast Asia's translucent grape-in-a-jacket — dusty tan clusters hiding segments of sweet-tart, grapefruit-honey flesh. The pride of Camiguin island and Laguna province, celebrated with its own festival.

Lanzones illustration

At a glance

Taste
Sweet-tart segments somewhere between grape, grapefruit, and lychee, with occasional bitter seeds to eat around. Duku types run sweeter and fatter; langsat sharper with more sap.
Origin
Western Malesia (Malay Peninsula, Borneo, Sumatra, Philippines)
Grown in
Philippines, Thailand, Indonesia, Malaysia, Vietnam
Peak season
Autumn
Notable varieties
Paete (Laguna), Camiguin, Longkong, Duku

Sensory & practical profile

Taste fingerprint

  • Sweetness
  • Tartness
  • Aroma
  • Juiciness
  • Firmness

Approximate, at peak ripeness · 0–5

Ripe when
Plump, dusty-tan fruit that gives slightly; fine black freckling means sweet, green tinge means sour.
How to eat
Squeeze the stem end so the leathery skin splits; swallow-around the occasional bitter green seed.
Typical price
Everyday

Filipino legend says the fruit was poisonous until the Virgin pinched one — the dark marks on every peel are her fingerprints.

When it's in season, by region

RegionPeak months
Southeast AsiaSep–Oct (Philippines)

How to select & store

Picking a ripe one

Buy by the bunch — plump, dusty-tan fruit that gives slightly. Fine black speckling is normal ("freckled fruit is sweet," vendors say); green tinge means sour. Camiguin and Paete fruit carry name-brand prestige.

Storing it

A few days at room temperature, up to a week refrigerated — the skin browns but flesh holds a little longer. There's no preserving tradition to speak of: lanzones season is for eating lanzones.

Practical uses

🍽️ Culinary

  • Peeled with a thumbnail and eaten by the kilo in season — that's the culture
  • Occasional syruped preparations and modern jams, but fresh dominates utterly

🌿 Health & traditional

  • Dried peel burned as a traditional mosquito repellent in the Philippines and Indonesia
  • Bark and seed preparations in Bornean and Philippine folk medicine

🎎 Cultural

  • Camiguin island's Lanzones Festival every October — street dancing for a fruit harvest
  • Philippine legend: lanzones was poisonous until a divine woman (often the Virgin) pinched a fruit, leaving the mark on every peel and making it sweet

Lanzones is a fruit with a fan base rather than a market — grown and adored across maritime Southeast Asia, nearly unknown beyond it, because the thin skin bruises and browns within days. In the Philippines its arrival each September–October is an event: roadside stands vanish under tan clusters, prices get argued, and Camiguin island throws a full festival for it.

The pinch legend

Every Filipino child learns why lanzones is edible: the fruit was once poisonous, until a mysterious woman — in most tellings the Virgin Mary — pinched one and blessed the tree. The dark “pinch marks” on every peel are her fingerprints; the sweetness is her gift. It’s the rare origin myth you can check with your thumbnail.

Eating technique

Squeeze gently at the stem end and the leathery skin splits, releasing five segments. Most are seedless slivers of sweet-tart jelly; the occasional fat segment hides a bitter green seed — swallow-around, don’t bite. Milky sap on your fingers is normal (it’s a mahogany-family tree) and washes off. Season-mates rambutan and mangosteen share the stalls; buy all three and declare merienda.

Browse all fruits →

Mangosteen illustration

Mangosteen

The "Queen of Fruits" — a deep-purple shell that opens to snow-white segments tasting of lychee, peach, and citrus sorbet. Once so coveted Queen Victoria allegedly offered a reward for a fresh one.

Longan illustration

Longan

The "dragon's eye" — lychee's smaller, tan-shelled cousin with muskier honey flavor and a black seed staring from translucent flesh. Beloved fresh in summer, dried year-round in Chinese kitchens and teas.