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tags: [] - coffee/tasting - coffee/sensory aliases: - Woody coffee - Wood flavour coffee - Lumber notes


Woody

Tags: #coffee/tasting #coffee/sensory Aliases: Woody coffee, Wood flavour coffee, Lumber notes Related: Coffee Defects MOC | Flavour Development MOC | Aging | Green Coffee | Coffee Freshness Status: ✅ Complete


Overview

Woody is a negative sensory descriptor in coffee tasting, referring to flavour and aroma characteristics reminiscent of dry wood, timber, cardboard, or lumber. In SCA cupping evaluation, woody is classified as a cup defect — specifically associated with past-crop or over-aged green coffee, where the gradual degradation of volatile aromatic compounds and the oxidation of lipids over time produces dry, papery, wood-like off-flavours. Woody character is distinct from the cedar or oak notes occasionally described as a positive nuance in some aged coffees; in specialty cupping, woody almost always indicates a quality defect.

Causes of Woody Character

Over-aged green coffee (past-crop): The primary cause of woody character. As green coffee ages beyond 12–18 months post-harvest, volatile aromatic compounds degrade and oxidation of lipids and structural compounds produces off-flavours. The characteristic haylike, papery, and woody notes emerge as positive aroma compounds are depleted.

Poor storage conditions: Green coffee stored at elevated temperature, high humidity, or with oxygen exposure ages and stales faster, accelerating woody character development.

Extended processing or drying: Over-dried parchment (below ~9% moisture) can contribute woody or grain-like notes.

Distinction from Positive Wood Notes

In some rare contexts, "cedar" or "sandalwood" notes are described as pleasant in aged or estate coffees (particularly aged Indian or Sumatran coffees). These are distinct from the generic woody defect:

Character Association Evaluation
Woody (dry lumber, cardboard) Past-crop degradation Defect
Baggy / musty Poor storage, mould Defect
Cedar (aromatic, clean) Some aged coffees Possible positive nuance
Sandalwood Sumatran processed coffees Occasionally positive

SCA Cupping Assessment

In SCA cupping, woody is a taint (a lower-scoring defect at 2 points per cup) when subtle, or a fault (4 points per cup) when pronounced. It reduces the Clean Cup and Flavour scores of the affected cups.

Key Facts

  • Woody is a negative sensory descriptor indicating past-crop degradation or poor storage
  • Caused primarily by over-aged green coffee (> 18 months post-harvest) or poor storage conditions
  • Classified as a cup defect in SCA cupping: taint (−2/cup) or fault (−4/cup)
  • Distinct from positive cedar or sandalwood notes found in some aged or Sumatran-processed coffees
  • Prevention: source fresh-crop green coffee (< 12 months post-harvest) and store under optimal conditions

References

Changelog

Date Change
2026-04-28 Note created

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