The Washed Arabica Green Coffee Defect Poster Upd Online

| Defect | Image | Description | Cause | Taste Impact | |--------|-------|-------------|-------|---------------| | | (⚫) | Completely blackened internal/external; dead seed | Overripe + fungus/over-fermentation | Dirty, fermented, rotten fruit, harshly bitter | | Full Sour | (🟤) | Yellowish-brown to reddish; sour smell | Prolonged wet fermentation | Strong sour, acetic (vinegar), onion | | Dried Cherry/Parchment | (🍒) | Entire dried fruit or large parchment pieces | Incomplete pulping/hulling | Woody, musty, fermented off-flavors | | Large Sticks/Stones | (🪨) | >5mm diameter | Harvest debris, drying on ground | Damage to grinder; dirty/barnyard taste | | Fungus Damage (moderate-severe) | (🦠) | Powdery or fluffy spots, often yellow/green | Poor drying/humidity storage | Moldy, musty, medicinal, stale |

Manual sort the sample. Place every bean that looks abnormal into one of three piles: the washed arabica green coffee defect poster

Pull a 350g raw green coffee sample. Spread it on a black velvet grading tray (lighting is critical—use 500–1,000 lux, preferably natural spectrum). | Defect | Image | Description | Cause