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Jber Coffee LimitedGreen Coffee · Origin Supply

Tanzania · Species

Tanzania Arabica

Arabica dominates Tanzanian production by value and splits cleanly into two regional products. This page covers what distinguishes them and how to buy each.
Species
Arabica
Preparation
Fully washed · Natural
Harvest
June–October in the south; July–December in the north

Quick answer

Tanzanian Arabica is predominantly fully washed and comes from two belts that harvest months apart — the northern slopes of Kilimanjaro and Meru from July, and the larger southern highlands around Mbeya, Songwe and Mbinga from June. Grades follow the AA/A/AB/B/C/PB ladder.

Contract on: region · grade · screen · process · crop · moisture · defect tolerance · cup approval.

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The two belts

Northern and southern Tanzanian Arabica
Northern highlandsSouthern highlands
Core areasKilimanjaro, Arusha, MeruMbeya, Songwe, Mbinga, Ruvuma
Altitude1,400–1,900 m1,400–2,000 m
HarvestJuly–DecemberJune–October
Farm structureSmallholder plus estatesPredominantly smallholder via AMCOS
AcidityFirmer, more definedSofter, rounder
Common notesBlackcurrant, citrus, cocoaStone fruit, brown sugar, chocolate
Share of volumeSmallerLarger

Because both belts produce the full grade ladder, the grade name carries no regional information. A Tanzanian specification that omits the region leaves the largest variable to the seller.

Varieties

Older plantings are dominated by Bourbon and Kent — the latter long established in Tanzania and selected for leaf rust tolerance. Newer plantings include selections released by the Tanzania Coffee Research Institute, bred for disease resistance and yield. A single AMCOS catchment typically contains all three generations, which is why Tanzanian variety information is usually described by area rather than by lot.

Processing

Fully washed is the default. Cherry is delivered to an AMCOS or a central pulpery, pulped, fermented, washed and dried in parchment on raised beds or patios. Central pulpery capacity has expanded substantially in the south, and stations there increasingly separate by delivery day — which is what makes tighter specialty separations available from Mbeya and Mbinga.

Naturals are a growing category in the south, and honey lots are produced in small volumes. Both should be treated as specific separations to confirm rather than as standing categories.

Specifying a Tanzanian Arabica parcel

Region
North or south, and the specific area — this matters more than the grade
Traceability
AMCOS or central pulpery; delivery period for tighter separations
Grade
AA, AB, B, C or PB — see Tanzania coffee grades
Screen
With a permitted percentage passing
Defects
Maximum full defects per 300 g
Moisture
Range plus method
Crop year
Explicit — Tanzania’s crop year is commonly quoted July–June
Packaging
60 kg jute, hermetic liner on specialty separations

Tanzanian Arabica enquiries

Tell us the belt, grade and volume. We will confirm what the current crop supports, with the AMCOS or pulpery identified.

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Last reviewed 2 min read

Growing regions

Tanzania growing regions

Altitude and harvest timing are the two variables a sourcing decision turns on. Where two regions overlap they compete for the same milling and shipping slot; where they do not, a programme can be scheduled across them.

All Tanzania coffee
Region · altitude
J
F
M
A
M
J
J
A
S
O
N
D
Harvest windows and altitude bands for each growing area, drawn from the same figures shown in the region panels. Windows are typical and move with rainfall — where two regions overlap they compete for the same milling and shipping slot, and where they do not, a programme can be scheduled across them.

Availability

Current Tanzania Arabica

Availability moves with the harvest, with milling and with prior commitments. Everything here is confirmed against the current crop on enquiry.

All current availability
AvailableSpecialty

Tanzania · Kilimanjaro

Species
Arabica
Process
Fully washed
Grade
AB
Screen
15/16
Crop
2025/26
Quantity
2 × 20ft

Citrus · Dark chocolate · Black tea

AvailableSpecialty

Tanzania · Mbeya & Songwe

Species
Arabica
Process
Fully washed
Grade
AA
Screen
18+
Crop
2025/26
Quantity
1 × 20ft

Blackcurrant · Cocoa nib · Brown sugar

LimitedSpecialty

Tanzania · Mbinga & Ruvuma

Species
Arabica
Process
Fully washed
Grade
PB
Screen
PB 13/14
Crop
2025/26
Quantity
120 bags

Red apple · Molasses · Almond

Crop

Tanzania crop calendar

Flowering, harvest, processing, milling and the export window. Regional cycles differ, so this is not one universal season.

Full crop calendar

Southern highlands — Mbeya, Songwe, Mbinga (Arabica)

Crop year commonly quoted July–June

Stage
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Flowering
Cherry development
HarvestPeak July–September
Processing & drying
Dry milling & grading
Main export window
  • Flowering: Sep–Nov
  • Cherry development: Nov–May
  • Harvest: Jun–Oct. Peak July–September
  • Processing & drying: Jun–Nov
  • Dry milling & grading: Aug–Jan
  • Main export window: Aug–May

The southern belt harvests earlier than the north and supplies the larger share of Tanzanian Arabica volume.

Northern highlands — Kilimanjaro, Arusha, Meru (Arabica)

Crop year commonly quoted July–June

Stage
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Flowering
Cherry development
HarvestPeak August–October
Processing & drying
Dry milling & grading
Main export window
  • Flowering: Oct–Dec
  • Cherry development: Dec–Jun
  • Harvest: Jul–Dec. Peak August–October
  • Processing & drying: Jul–Jan
  • Dry milling & grading: Sep–Mar
  • Main export window: Sep–Jun

Higher altitudes on Kilimanjaro and Meru pick latest, extending the window into December.

Kagera (Robusta)

Crop year commonly quoted July–June

Stage
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Flowering
Cherry development
Harvest
Processing & drying
Dry milling & grading
Main export window
  • Flowering: Sep–Nov and Mar–Apr
  • Cherry development: Nov–Apr
  • Harvest: May–Aug
  • Processing & drying: May–Sep
  • Dry milling & grading: Jul–Nov
  • Main export window: Jul–Feb

Kagera Robusta is predominantly dry-processed, so the drying phase dominates the processing window.

Export

Packing and export

Ports of loading
Dar es Salaam, Tanga
Bag standard
60 kg jute; GrainPro or equivalent liners on request
Export window
August through to the following June, peaking October–March
Incoterms
FOB · CFR · CIF
Filled jute sacks stacked in courses, each hand-stitched closed along the mouth, the weave and the seam running the width of the frame.
Filled and hand-stitched export sacks, stacked in courses.Photo: ideadad

Compare

Against the other East African origins

Grade designations do not translate between origins, and harvest windows barely overlap. This is how the region compares at a glance.

All origins
East African origins compared
OriginSpeciesMain preparationRepresentative gradesHarvestPorts
UgandaRobusta · ArabicaNatural (Robusta) · Washed Arabica (WUGAR)Screen 18 · Screen 17 · Screen 15 · FAQRobusta main crop November–February with a fly crop April–July; Elgon Arabica October–FebruaryMombasa (Northern Corridor) · Dar es Salaam (Central Corridor)
KenyaArabicaFully washed with soak · Mbuni (natural)E · AA · AB · PBMain crop October–December; early (fly) crop May–JulyMombasa
EthiopiaArabicaFully washed · Natural (sun-dried)Grade 1 · Grade 2 · Grade 3 · Grade 4October–January, varying by region and altitudeDjibouti (primary transit port)
RwandaArabicaFully washed · Natural (growing)Grade 1 (fully washed) · Grade 2 · Screen 15+ · Screen 16+March–July, with the peak in April and MayMombasa (Northern Corridor) · Dar es Salaam (Central Corridor)
BurundiArabicaFully washed with soak · Natural (limited)Grade A · Grade B · Screen 15+ · Screen 16+March–JulyDar es Salaam (Central Corridor) · Mombasa (Northern Corridor)
Harvest windows are typical for the origin as a whole and shift by region and with rainfall. Grade designations do not translate between origins — see the grade comparison.

Questions

Frequently asked questions

Is northern or southern Tanzanian Arabica better?
Neither — they are different products. Northern lots are firmer and more structured; southern lots sweeter and rounder. The south carries more volume and generally more accessible pricing; the north carries the historical reputation. Choose by the role the coffee plays.
What varieties are grown in Tanzania?
Bourbon and Kent dominate older plantings, with selections released by the Tanzania Coffee Research Institute in newer ones. Catchments commonly mix all three, so variety is usually described by area rather than by lot.
Are Tanzanian naturals available?
In growing volumes from the southern belt, and in small quantities elsewhere. They are specific separations rather than a standing category, so availability should be confirmed against the current crop.

Request an offer

Tell us the Tanzania coffee you need

Region, process, grade, screen, moisture, defect tolerance, crop year, packaging and destination. Send what you know and we will confirm what Tanzania realistically supports for the current crop.