Sweet Maria's Home Coffee Roasting

coffee seed structure and defects

CIMG2468
coffea arabica - coffee plant root structure and early leaf formation
CIMG2469
layers of the coffee fruit: endosperm (the green seed/bean), endocarp, mesocarp, exocarp.
CIMG2471
the formation of the coffee flower and then the fruit
CIMG2472
development of the green coffee bean in the cherry
black-partialblack
black bean defect in green coffee (and parital black bean defect)
stinkers
sour defect (vinegar defect)
blotchy-moldy
sours-vinegar
sours
CIMG2479
floaters
moldystinkers
moldy coffee beans
transversalcut
transverse cut of a healthy, fully developed coffee seed/ green bean
healthycellstructure
cellular "compartment" structure of a healthy green coffee bean with "full" content of proteins, lipids, etc.
healthycells
closer view of cellular "compartment" structure of a healthy green coffee bean with "full" content of proteins, lipids, etc.
immaturecells
underdeveloped, immature coffee bean, with insufficient cellular content
blackbeancells
closer view of the the black bean defect (microbial attack of the coffee bean) with destroyed cell content
blackbeanemptycells
black bean defect (microbial attack of the coffee bean) with destroyed cell content

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