Kenya Coffee School structured list of sensory descriptors for the ABCVA™ Coffee Flavor Wheel, organized by the five primary clusters used in the ABCVA™ cupping system by KCS.
- Aroma
- Balance
- Complexity
- Vibrancy
- Aftertaste
These descriptors help cuppers identify flavor architecture and sensory structure when evaluating coffee during cupping.
ABCVA™ Coffee Sensory Flavor Wheel Descriptors
1️⃣ AROMA (Fragrance & Volatile Aromatics)
Aroma is the first sensory indicator perceived during dry fragrance and wet aroma stages of cupping.
Floral
- Jasmine
- Rose
- Lavender
- Orange Blossom
- Honeysuckle
Fruity
- Berry
- Blackcurrant
- Strawberry
- Blueberry
- Apple
- Stone fruit (Peach / Apricot)
Citrus
- Lemon
- Lime
- Orange
- Grapefruit
- Bergamot
Herbal
- Green tea
- Fresh herbs
- Lemongrass
- Mint
Spicy
- Cinnamon
- Clove
- Nutmeg
- Cardamom
- Pepper
Sweet Aromatics
- Honey
- Brown sugar
- Caramel
- Vanilla
- Molasses
2️⃣ BALANCE (Structural Harmony of the Cup)
Balance measures how sweetness, acidity, bitterness, and body interact.
Clean
- Clear flavor expression
- No defects
- Transparent taste profile
Smooth
- Soft mouthfeel
- Rounded acidity
- Gentle sweetness
Rounded
- Harmonized flavor components
- No dominant harsh note
Harmonious
- Integrated sweetness and acidity
- Pleasant overall structure
Structured
- Well-defined cup architecture
- Stable flavor profile
3️⃣ COMPLEXITY (Flavor Layering & Depth)
Complexity measures how many identifiable flavors appear in the cup and how they evolve.
Fruity Layers
- Berry medley
- Tropical fruit
- Stone fruit
- Dried fruit
Sugary Sweetness
- Cane sugar
- Honey sweetness
- Maple syrup
- Toffee
Nutty
- Almond
- Hazelnut
- Peanut
- Walnut
Chocolate
- Cocoa
- Dark chocolate
- Milk chocolate
- Cacao nib
Roasted Notes
- Toasted grain
- Roasted nuts
- Malt
Wine-like
- Fermented fruit
- Wine acidity
- Grape-like tones
4️⃣ VIBRANCY (Acidity Expression & Brightness)
Vibrancy reflects the liveliness of acidity and flavor brightness.
Citrus Acidity
- Lemon brightness
- Lime zest
- Orange acidity
Malic Acidity
- Green apple
- Pear
- Fresh apple juice
Tartaric Acidity
- Grape-like acidity
- Wine-like sharpness
Tropical Acidity
- Pineapple
- Mango
- Passion fruit
Sparkling Brightness
- Lively
- Crisp
- Juicy
Structured Acidity
- Balanced brightness
- Integrated acidity
5️⃣ AFTERTASTE (Persistence & Lingering Finish)
Aftertaste measures how flavors remain on the palate after swallowing.
Sweet Finish
- Honey sweetness
- Caramel finish
- Sugary persistence
Cocoa Finish
- Chocolate lingering
- Cocoa powder
Nutty Finish
- Almond-like
- Peanut-like
Fruity Finish
- Berry lingering
- Citrus peel
- Dried fruit
Syrupy Finish
- Heavy body
- Coating sweetness
Clean Finish
- Crisp ending
- No bitterness
Long Lingering
- Flavor persists for 10–30 seconds
- evolving sweetness
Defect Indicators (Important for ABCVA™ Training)
These are negative sensory markers students should detect.
Fermented
- Overripe fruit
- alcoholic smell
Moldy
- damp basement
- wet sack
Phenolic
- medicinal
- plastic-like
Baggy
- cardboard
- old paper
Smoky
- burnt wood
- ash
ABCVA™ Flavor Wheel Structure
| Attribute | Function in Cup |
|---|---|
| Aroma | First sensory impression |
| Balance | Structural harmony |
| Complexity | Flavor layering |
| Vibrancy | Acidity expression |
| Aftertaste | Flavor persistence |
Example ABCVA™ Sensory Description
A Kenyan SL28 coffee might be described as:
Aroma: jasmine, blackcurrant
Balance: smooth, clean structure
Complexity: berry, honey, cocoa
Vibrancy: bright citrus acidity
Aftertaste: long sweet berry finish
ABCVA™ Score Example:
Aroma — 8.5
Balance — 8.25
Complexity — 8.5
Vibrancy — 8.75
Aftertaste — 8.5
ABCVA™ Score = 8.50
ABCVA ™ was Founded by Alfred Gitau Mwaura and is a Trademark Asset of Kenya Coffee School.