You should know that a well-ripened langsat has a uniform color without cracks and concaves on the surface. If the fruit is colored green or yellow-green, it indicates a still unripe fruit. Under the skin of langsat lies aromatic, juicy and sweet flesh. Ripe fruit can be stored frozen for up to 5 days.

How do you know when lanzones are ripe?

The best index to check for the proper maturity and ripeness of lanzones is the color of the fruit stalk. When the color of the fruit stalk changes from green to brown, the fruits are already ripe or when the skin of the fruits turns brownish yellow.

Are langsat seeds poisonous?

Both possess a toxic property, lansium acid, which, on injection, arrests heartbeat in frogs. The peel is reportedly high in tannin. The seed contains a minute amount of an unnamed alkaloid, 1% of an alcohol-soluble resin, and 2 bitter, toxic principles.