Glossary

Stuck Fermentation

/STUK fur-men-TAY-shun/

Fermentation that stops before all sugar is consumed.

WinemakingFaults

Full Definition

Stuck fermentation occurs when yeast dies or becomes inactive before converting all sugar to alcohol, leaving unintended residual sugar. Causes include temperature extremes, nutrient deficiency, high alcohol toxicity, or wild yeast failure. Restarting requires adding fresh yeast and carefully managing conditions.

Related Terms

fermentationyeastresidual sugar

See Also

winemaking faultstemperature
StructureBack to GlossarySucculent

Reference

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