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Open Coffee Hub gathers publicly available data from roasters worldwide. We do our best, but can't guarantee it's always complete or perfectly accurate. Spotted something off? Tell us.

HomeVarietiesSL28

SL28

Arabica · Bourbon-related

Details

SpeciesArabica
Genetic lineageBourbon-related
Also known asSL-28, SL 28
Coffees1339
Harvests tracked200
Farms growing697 farms
Roasters offering401 roasters
WCR DNA reference—

Flavor Profile

2NOTES
  • blackcurrant
    Fruity › Berry › Blackcurrant
  • citrus
    Fruity › Citrus

Agronomics & genetics

Optimal altitude1400–2100 masl
012002400+ masl
Yield
medium
Cup quality
exceptional
Leaf-rust resistance
susceptible
Parentage
Scott Laboratories selection (Kenya)
Plant stature
tall
Released
1931

Source: World Coffee Research

Genetic lineage

SL28
Descendants
Batian

Parentage (WCR): Scott Laboratories selection (Kenya)

In the field

We trace SL28 across 25 growing origins, led by Kenya.

Where it grows

Growing origins behind the SL28 coffees we track, ranked by coffee count.

Kenya
926 · 69%
Uganda
164 · 12%
Costa Rica
56 · 4%
Colombia
53 · 4%
Honduras
27 · 2%
El Salvador
24 · 2%
Tanzania
16 · 1%
Brazil
12 · 1%

+ 59 more coffees across 17 other origins.

Based on 1339 tracked coffees, reflects our catalogue, not the variety's full global range.

Harvests carrying this variety

200 harvests tracked across the network.

Zukuka Bora4 roasters

Zukuka Bora · Uganda · Natural · 2021

  • Commonfolk Coffee Company·Jose
  • Commonfolk Coffee Company·Jose Chameleone [2021]
  • Commonfolk Coffee Company·Mt Elgon Natural
  • Commonfolk Coffee Company·Unicorn 22
Sipi3 roasters

Sipi · Uganda · Anaerobic Natural · 2024

  • Commonfolk Coffee Company·Jackfruit Spiked
  • Commonfolk Coffee Company·Mango Spiked
  • Commonfolk Coffee Company·Orange Spiked 24
Zukuka Bora3 roasters

Zukuka Bora · Uganda · Natural · 2019

  • Commonfolk Coffee Company·Jose Chameleone [2020]
  • Commonfolk Coffee Company·Mt Elgon "NATURAL" [2020]
  • Commonfolk Coffee Company·The Unicorn
Zukuka Bora3 roasters

Zukuka Bora · Uganda · Anaerobic Natural · 2021

  • Commonfolk Coffee Company·Jose in Space [2021]
  • Commonfolk Coffee Company·Jose in Space [2022]
  • Commonfolk Coffee Company·Pluto Is Not A Planet [2022]
Nyeri Hill Factory2 roasters

Nyeri Hill Factory · Kenya · Washed · 2025

  • 20grams Roastery·Nyeri Hill Factory AA - SL28 Washed - Filter
  • 20grams Roastery·Nyeri Hill Factory Aa Sl28 Washed Espresso
Chepsangor Hills Estate2 roasters

Chepsangor Hills Estate · Kenya · Anaerobic Washed · 2025

  • 43 Factory Coffee Roaster·Chepsangor Hills Estate #2491 - Cà phê đặc sản
  • 43 Factory Coffee Roaster·Chepsangor Hills Estate #2491
Nthimbiri Farmers’ Cooperative Society (FCS)2 roasters

Nthimbiri Farmers’ Cooperative Society (FCS) · Kenya · Fully Washed · 2025

  • Father Carpenter·Nthimbiri Aa Kenya Espresso
  • Father Carpenter·Nthimbiri AA, Kenya - Filter
Ruera Estate2 roasters

Ruera Estate · Kenya · Washed · 2026

  • Good Life Coffee Roasters·RUERA PB, KENYA - FILTER COFFEE
  • Good Life Coffee Roasters·RUERA PB, KENIA - SUODATINKAHVI
Gititu2 roasters

Gititu · Kenya · Washed · 2025

  • Ilse Coffee·Kenya | Gititu AA
  • Luna Coffee·Gititu AA (Field Blend)
Kamwangi2 roasters

Kamwangi · Kenya · Washed, Dried on Raised Beds · 2025

  • Vibrant Coffee Roasters·Zippy & Loud Coffee from Kirinyaga, Roasted in Philadelphia — Vibrant Coffee Roasters
  • Vibrant Coffee Roasters·Kenya Kamwangi AA
Karimikui Coffee Factory2 roasters

Karimikui Coffee Factory · Kenya · Washed · 2026

  • Coffee Libre·[New Crop / 생두] 케냐 카리미쿠이 AA 2026
  • Coffee Libre·[New Crop / 소분] 케냐 카리미쿠이 AA 2026
Kagumo2 roasters

Kagumo · Kenya · Washed · 2026

  • Coffee Libre·[New Crop / 생두] 케냐 카구모 AA 2026
  • Coffee Libre·[New Crop / 소분] 케냐 카구모 AA 2026
Hacienda Sonora2 roasters

Hacienda Sonora · Costa Rica · Natural · 2024 · 88.5 (roaster-stated)

  • 19grams·Sonora SL28 - Costa Rica Filter
  • 19grams·Sonora Sl28 Natural Costa Rica Espresso
Ruera Factory2 roasters

Ruera Factory · Kenya · Natural · 2025

  • 20grams Roastery·Ruera Factory AA - SL28 Natural - Filter
  • 20grams Roastery·Ruera Factory AA - SL28 Natural - Espresso
Gatina Coffee Factory2 roasters

Gatina Coffee Factory · Kenya · Washed · 2024

  • 43 Factory Coffee Roaster·GATINA AB #0444 | Specialty Coffee
  • 43 Factory Coffee Roaster·Cà phê GATINA AB #0444 | Specialty Coffee
Muburi Coffee Factory2 roasters

Muburi Coffee Factory · Kenya · Washed · 2023

  • 43 Factory Coffee Roaster·Muburi AB #0425
  • 43 Factory Coffee Roaster·Cà phê Muburi AB #0425
Privem Estate2 roasters

Privem Estate · Kenya · Washed · 2024

  • 43 Factory Coffee Roaster·Privam Estate AA #2182
  • 43 Factory Coffee Roaster·Cà phê Privam Estate AA #2182
Zukuka Bora2 roasters

Zukuka Bora · Uganda · Natural · 2024

  • Commonfolk Coffee Company·Bubblegum 24
  • Commonfolk Coffee Company·Sipi Natural 24
Bulaago2 roasters

Bulaago · Uganda · Honey · 2021

  • Commonfolk Coffee Company·Bulaago Honey [2021]
  • Commonfolk Coffee Company·Masika
Zukuka Bora Coffee Company2 roasters

Zukuka Bora Coffee Company · Uganda · Anaerobic Natural · 2024

  • Commonfolk Coffee Company·Delirious Daze 24
  • Commonfolk Coffee Company·Passion Fruit Spiked
Zukuka Bora2 roasters

Zukuka Bora · Uganda · Anaerobic Natural · 2023

  • Commonfolk Coffee Company·Honeybee Spiked 24
  • Commonfolk Coffee Company·Fever Dream 23
Rungeto Farmers Cooperative Society

Rungeto Farmers Cooperative Society · Kenya · Washed · 2026

  • Dak Coffee Roasters·Cassis (New Harvest) - Kenya
Korongo Coffee Cooperative

Korongo Coffee Cooperative · Tanzania · Washed · 2024

  • 19grams·20 Korongo Tansania Espresso
Western Rift Valley

Western Rift Valley · Kenya · Washed · 2025

  • 43 Factory Coffee Roaster·Cà phê Big Tree Estatec PB #2516 - 43 Factory Coffee Roaster
Big Tree Estate

Big Tree Estate · Kenya · Washed · 2025

  • 43 Factory Coffee Roaster·Cà phê Big Tree Estate PB #2516
Smallholders

Smallholders · Uganda · Washed · 2025 · 86.5 (roaster-stated)

  • Coffea Circulor·UGANDA Kiliti Washed WX
Kangocho Coffee Factory

Kangocho Coffee Factory · Kenya · Natural · 2026

  • LiLo Coffee Roasters·KENYA Kangocho Natural
Kieni Factory

Kieni Factory · Kenya · Washed · 2025

  • Commonfolk Coffee Company·Nyeri 25
Uvuu Factory

Uvuu Factory · Kenya · Washed · 2025

  • Commonfolk Coffee Company·Uvuu Factory 25
Mabono

Mabono · Uganda · Honey · 2025

  • Counter Culture Coffee·Mabono Honey Processed
Kamavindi Estate

Kamavindi Estate · Kenya · Washed · 2024

  • Counter Culture Coffee·Kamavindi
Nyabirongo washing station

Nyabirongo washing station · Uganda · Natural · 2025 · 86.3 (roaster-stated)

  • Dear Green Coffee Roasters·Uganda - Bukonzo Dream - Natural
Sociedad Cooperativa de Agricultores

Sociedad Cooperativa de Agricultores · Kenya · Washed · 2024 · 88.0 (roaster-stated)

  • Delicias Roaster·Kenia Nyeri
La Esmeralda

La Esmeralda · Costa Rica · Washed · 2025

  • Passenger Coffee·Ivan Gutierrez SL28
Las Brumas

Las Brumas · El Salvador · Honey · 2025

  • Drop Coffee Roasters·Las Brumas, WFC Honey SL28, El Salvador
Los Andes

Los Andes · El Salvador · Washed · 2025

  • Drop Coffee Roasters·Los Andes, Washed SL28, El Salvador
Mugaya Factory

Mugaya Factory · Kenya · Washed · 2026

  • Drop Coffee Roasters·Mugaya AA, Kenya
Gikanda Farmers Cooperative Society

Gikanda Farmers Cooperative Society · Kenya · Washed · 2026

  • Eighthirty Coffee Roasters·kenya - gichathaini aa
Kathima Factory

Kathima Factory · Kenya · Washed · 2026 · 88.0 (roaster-stated)

  • Eva Caffè - Moderna Torrefazione Italiana·Kenya Embu - Eva Caffè
Imani coffee farm

Imani coffee farm · Kenya · Washed · 2025

  • Flower Child Coffee·Imani
Karatu Coffee Factory

Karatu Coffee Factory · Kenya · Washed · 2025

  • Flower Child Coffee·Karatu
Githembe Factory

Githembe Factory · Kenya · Washed · 2025

  • Fuglen Tokyo·【NEW】AA GITHEMBE / KENYA
Karimikui Factory

Karimikui Factory · Kenya · Washed · 2026

  • Gringo Nordic Coffee Roasters·Kenya Karimikui AA - Gringo Nordic Coffee Roaster
Mugaya

Mugaya · Kenya · Washed · 2025

  • Hard Beans·Kenia Mugaya AA Top (250g)
Rungeto FCS – Kii Factory

Rungeto FCS – Kii Factory · Kenya · Washed · 2024

  • Hola Coffee·Kenya - Kirinyaga AA
Kainamui

Kainamui · Kenya · Washed · 2025

  • Ilse Coffee·Kenya | Kainamui AA
Acacia Hills Estate

Acacia Hills Estate · Tanzania · Washed · 2026 · 88.0 (roaster-stated)

  • Ineffable Coffee·Acacia Hills SL28
Kimandi

Kimandi · Kenya · Washed · 2026 · 86.5 (roaster-stated)

  • Kronotrop·Kenya Kirinyaga Washed
Chorongi factory

Chorongi factory · Kenya · Washed · 2025

  • Kuma Coffee·Kenya Chorongi
Gatomboya Factory

Gatomboya Factory · Kenya · Washed · 2026

  • Kurasu·Kenya Gatomboya Ab Light Roast
Showing 1–50 of 200

Keep exploring the atlas

Follow the thread to coffees, farms and varieties linked to this one.

Coffees of this varietySL281339Farms growing itFarms with SL28286Roasters featuring itRoasters offering SL28401