DOC · Piemonte

Colli Tortonesi

Colli Tortonesi DOC (Piemonte) at a glance: 28 recorded wine types, with the main requirements from the official production specification. Listed types include Barbera and Barbera Riserva. The technical sections cover grape yields, minimum maturation, market-release rules for the relevant wine types.

✓ Verified· September 2026

Open official product specification →

Production rules at a glance

Quick overview of the key requirements. Values and conditions can vary by wine type: consult the detailed rules and official source.

RegionPiemonteProvinceAlessandria

Wine typesBarbera, Barbera Riserva, Barbera Superiore, Bianco, Bianco Frizzante, Chiaretto, Chiaretto Frizzante, Cortese, Cortese Frizzante, Cortese Riserva, Cortese Spumante, Croatina, Croatina Riserva, Dolcetto, Dolcetto Novello, Favorita, Freisa, Monleale, Moscato, Novello, Rosso, Rosso Frizzante, Terre di Libarna Bianco, Terre di Libarna Rosso, Terre di Libarna Spumante, Terre di Libarna Timorasso, Timorasso, Timorasso Riserva

Grape varieties / compositionVaries by wine type: see the comparison below

Maximum grape yield9 t/haMaximum wine yield63 hl/ha

Minimum planting density3,300 vines/haMinimum alcoholic strength11% vol

Ageing13 monthsMinimum ageing in wood6 months

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Wine type A · referenceWine type B · comparison

ParameterBarberaBarbera RiservaΔ vs A

ColourRedRed—

Grape varietiesBarbera 85–100%Barbera 85–100%—

Maximum grape yield9 t/ha9 t/ha0 t/ha (0%)

Maximum wine yield63 hl/ha63 hl/ha0 hl/ha (0%)

Minimum planting density3,300 vines/ha3,300 vines/ha0 vines/ha (0%)

Ageing—24 months—

Minimum ageing in wood———

Minimum alcoholic strength11% vol12.5% vol+1.5% vol (+13.6%)

Minimum total acidity4.5 g/l4.5 g/l0 g/l (0%)

Minimum sugar-free extract21 g/l22 g/l+1 g/l (+4.8%)

Release for consumption———

ABarberaBBarbera Riserva

Colour

ARed

BRed

Δ vs A—

Grape varieties

ABarbera 85–100%

BBarbera 85–100%

Δ vs A—

Maximum grape yield

A9 t/ha

B9 t/ha

Δ vs A0 t/ha (0%)

Maximum wine yield

A63 hl/ha

B63 hl/ha

Δ vs A0 hl/ha (0%)

Minimum planting density

A3,300 vines/ha

B3,300 vines/ha

Δ vs A0 vines/ha (0%)

Ageing

A—

B24 months

Δ vs A—

Minimum ageing in wood

A—

B—

Δ vs A—

Minimum alcoholic strength

A11% vol

B12.5% vol

Δ vs A+1.5% vol (+13.6%)

Minimum total acidity

A4.5 g/l

B4.5 g/l

Δ vs A0 g/l (0%)

Minimum sugar-free extract

A21 g/l

B22 g/l

Δ vs A+1 g/l (+4.8%)

Release for consumption

A—

B—

Δ vs A—

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Common questions

When can Colli Tortonesi wine be released for sale?

The permitted release depends on the rules for the specific wine type and, where required, its vintage. Check the official specification and the calculator where applicable.

TECHNICAL DATA

Structured data by wine type

Product specification source · expandable detail

Data by wine type

Numeric values come from the shared structured database. Official names, geographical names and regulatory wording are kept in Italian where appropriate.

Barbera

Grape compositionBarbera 85–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production9 t/ha3,300 vines/ha10.5%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%63 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

rosso rubino carico, tendente al granata con l’invecchiamento11% vol4.5 g/l21 g/l

Barbera Riserva

Grape compositionBarbera 85–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production9 t/ha3,300 vines/ha12%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%63 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Ageing

TypeTotalWoodBottle / lees

riserva24 months——

Minimum total 24 months: 0 months are assigned to a specific minimum stage; the remaining 24 months form part of the overall period without a specified minimum stage.

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

rosso rubino con riflessi granata12.5% vol4.5 g/l22 g/l

Barbera Superiore

Grape compositionBarbera 85–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production8 t/ha3,300 vines/ha12%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%56 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Ageing

TypeTotalWoodBottle / lees

invecchiamento13 months6 months—

Minimum total 13 months: 6 months are assigned to a specific minimum stage; the remaining 7 months form part of the overall period without a specified minimum stage.

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

rosso rubino con riflessi granata12.5% vol4.5 g/l22 g/l

Bianco

Grape composition—

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production12 t/ha3,300 vines/ha9.5%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%84 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

giallo paglierino più o meno intenso10% vol5 g/l15 g/l

Bianco Frizzante

Grape composition—

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production12 t/ha3,300 vines/ha9.5%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%84 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

giallo paglierino più o meno intenso10% vol5 g/l15 g/l

Chiaretto

Grape composition—

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production12 t/ha3,300 vines/ha9.5%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%84 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

dal rosato al rosso rubino chiaro10% vol4.5 g/l17 g/l

Chiaretto Frizzante

Grape composition—

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production12 t/ha3,300 vines/ha9.5%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%84 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

dal rosato al rosso rubino chiaro10% vol4.5 g/l17 g/l

Cortese

Grape compositionCortese 95–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production10 t/ha3,300 vines/ha9.5%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%70 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

giallo paglierino chiaro con riflessi verdognoli10% vol4.5 g/l15 g/l

Cortese Frizzante

Grape compositionCortese 95–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production10 t/ha3,300 vines/ha9.5%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%70 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

giallo paglierino più o meno intenso10.5% vol4.5 g/l15 g/l

Cortese Riserva

Grape compositionCortese 95–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production10 t/ha3,300 vines/ha9.5%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%70 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Ageing

TypeTotalWoodBottle / lees

riserva12 months——

Minimum total 12 months: 0 months are assigned to a specific minimum stage; the remaining 12 months form part of the overall period without a specified minimum stage.

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

giallo paglierino intenso con riflessi verdognoli10.5% vol4.5 g/l15 g/l

Cortese Spumante

Grape compositionCortese 95–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production10 t/ha3,300 vines/ha9.5%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%70 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

giallo paglierino chiaro con riflessi verdognoli11.5% vol4.5 g/l15 g/l

Croatina

Grape compositionCroatina 85–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production9 t/ha3,300 vines/ha11%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking65%58 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

da rosso a rosso rubino intenso12% vol4.5 g/l22 g/l

Croatina Riserva

Grape compositionCroatina 85–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production9 t/ha3,300 vines/ha11%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking65%58 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Ageing

TypeTotalWoodBottle / lees

riserva24 months——

Minimum total 24 months: 0 months are assigned to a specific minimum stage; the remaining 24 months form part of the overall period without a specified minimum stage.

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

da rosso a rosso rubino intenso12% vol4.5 g/l22 g/l

Dolcetto

Grape compositionDolcetto 85–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production9 t/ha3,300 vines/ha10%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%63 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

rosso rubino tendente al violaceo10.5% vol4.5 g/l20 g/l

Dolcetto Novello

Grape compositionDolcetto 85–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production9 t/ha3,300 vines/ha10%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%63 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

rosso rubino tendente al violaceo11% vol4.5 g/l20 g/l

Favorita

Grape compositionFAVORITA 85–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production10 t/ha3,300 vines/ha9.5%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%70 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

giallo paglierino più o meno intenso10% vol4.5 g/l15 g/l

Freisa

Grape compositionFreisa 85–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production9 t/ha3,300 vines/ha11%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%63 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

rosso rubino tendente al granato11% vol4.5 g/l20 g/l

Monleale

Grape compositionBarbera 85–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production7.2 t/ha4,000 vines/ha12%Vendemmia manuale obbligatoria; interfilare massimo 2,60 m.

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%50.4 hl/haterritorio amministrativo dei comuni di cui all’Art. 3 della DOC Colli Tortonesi

Ageing

TypeTotalWoodBottle / lees

invecchiamento20 months6 months—

Minimum total 20 months: 6 months are assigned to a specific minimum stage; the remaining 14 months form part of the overall period without a specified minimum stage.

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

rosso rubino carico, con sfumature granata12.5% vol5 g/l24 g/l

Moscato

Grape compositionMOSCATO BIANCO 100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production9 t/ha3,300 vines/ha11%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%63 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

giallo paglierino o giallo dorato più o meno intenso11% vol5 g/l15 g/l

Novello

Grape composition—

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production9 t/ha3,300 vines/ha9.5%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%84 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

rosso rubino più o meno intenso11% vol4.5 g/l18 g/l

Rosso

Grape composition—

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production12 t/ha3,300 vines/ha9.5%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%84 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

Red10% vol4.5 g/l18 g/l

Rosso Frizzante

Grape composition—

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production12 t/ha3,300 vines/ha9.5%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%84 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

Red10% vol4.5 g/l18 g/l

Terre di Libarna Bianco

Grape compositionTIMORASSO 60–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production10 t/ha3,300 vines/ha10%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%70 hl/haterritorio amministrativo dei comuni di cui all’Art. 3 della DOC Colli Tortonesi

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

giallo paglierino più o meno intenso11% vol4.5 g/l15 g/l

Terre di Libarna Rosso

Grape compositionBarbera 60–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production10 t/ha3,300 vines/ha10%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%70 hl/haterritorio amministrativo dei comuni di cui all’Art. 3 della DOC Colli Tortonesi

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

rosso rubino più o meno intenso11% vol4.5 g/l18 g/l

Terre di Libarna Spumante

Grape compositionTIMORASSO 60–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production10 t/ha3,300 vines/ha9.5%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%70 hl/haterritorio amministrativo dei comuni di cui all’Art. 3 della DOC Colli Tortonesi

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

giallo paglierino più o meno intenso10.5% vol4.5 g/l16 g/l

Terre di Libarna Timorasso

Grape compositionTIMORASSO 95–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production8 t/ha3,300 vines/ha11.5%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking70%56 hl/haterritorio amministrativo dei comuni di cui all’Art. 3 della DOC Colli Tortonesi

Ageing

TypeTotalWoodBottle / lees

Release for consumption———

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

giallo paglierino più o meno intenso11.5% vol4.5 g/l16 g/l

Timorasso

Grape compositionTIMORASSO 95–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production8 t/ha3,300 vines/ha11%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking65%52 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Ageing

TypeTotalWoodBottle / lees

invecchiamento10 months——

Minimum total 10 months: 0 months are assigned to a specific minimum stage; the remaining 10 months form part of the overall period without a specified minimum stage.

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

giallo paglierino più o meno intenso12% vol5 g/l17 g/l

Timorasso Riserva

Grape compositionTIMORASSO 95–100%

Viticulture

RuleYieldPlanting densityNatural alcoholOfficial condition (IT)

Production8 t/ha3,300 vines/ha11%—

Winemaking

StageGrape-to-wine yieldMaximum wine yieldOfficial rule / area (IT)

Winemaking65%52 hl/haRegione Piemonte (deroga tradizionale); zona ordinaria nei comuni Art. 3

Ageing

TypeTotalWoodBottle / lees

riserva21 months——

Minimum total 21 months: 0 months are assigned to a specific minimum stage; the remaining 21 months form part of the overall period without a specified minimum stage.

Characteristics at release

ColourMinimum alcoholic strengthMinimum total acidityMinimum sugar-free extract

giallo paglierino più o meno intenso12% vol5 g/l17 g/l

Municipalities / permitted area

Zona di produzione Colli TortonesiOfficial Italian wording

Articolo 3 Zona di produzione delle uve La zona di produzione del vino di cui al punto 2 è costituita dai Comuni di : Avolasca, Berzano di Tortona, Brignano Frascata, Carbonara Scrivia, Carezzano, Casalnoceto, Casasco, Cassano Spinola, Castellania, Castellar Guidobono, Cerreto Grue, Costa Vescovato, Gavazzana , Momperone, Monleale, Montegioco, Montemarzino, Paderna, Pozzol Groppo , Sant'Agata Fossili, Sardigliano , Sarezzano, Spineto Scrivia, Stazzano, Tortona, Viguzzolo, Villalvernia, Villaromagnano , Volpeglino, Volpedo. Partendo dall'abitato di Tortona, lato nord -est localita' Fitteria, la linea di delimitazione segue la strada provinciale Tortona -Viguzzolo-Castellar Guidobono -Casalnoceto. Dall'abitato di Casalnoceto segue la strada che, toccando successivamente le quote 159, 167, 182, 174, 195, raggiunge il confine provinciale di Alessandria in prossimita' di quota 199. Segue, verso sud -est, detto confine provinciale fino in prossimita' di La Delmonte da dove prende a seguire il confine meridionale del comune di Brignano Frascata. Tocca le quote 350 e 627, Costa Sternai, quota 573, Monte Scabella, Monte Mogliazza, quote 340, 451, 318, e a quota 460, incontra il confine comunale di Casasco ch e segue fino in prossimita' di quota 407. Da questo punto la linea di delimitazione segue il confine comunale di Avolasca che, passando per C. Ronchetti e Baiarda, raggiunge il confine comunale di Castellania tra Monte San Vito e Monte Campogrande. Segue quindi il confine comunale di Castellania, tocca le quote 601, 497, e a quota 408 incontra il rio Mazzapiedi e il confine comunale di Sardigliano; passando per le quote 582, 434, 366, r. Angiassi, a quota 305 incontra il confine comunale di Stazzano. Segue il confine comunale di Stazzano passando per il Rio di Boi, Monte Albarola, Colle Albarasca, M. di Ca' del Bello, Mass. Giogo, torrente Borbera, raggiunge Cascina Vaccarezza per incontrare, in prossimita' di C. Crocemina, il confine comunale di Cassano Spi nola fino a incontrare, presso C.S. di Bartolomeo, la strada statale dei Giovi (n. 35) che segue in direzione sud -nord, fino a Tortona, dove appena fuori del concentrico, in prossimita' della localita' Fitteria, incontra la provinciale Tortona-Viguzzolo. 14

Alessandria · Piemonte · Art. 3

Other areas / sub-areas

Terre di LibarnaSub-area · Alessandria · Piemonte

MonlealeSub-area · Alessandria · Piemonte

Official source

Official product specification · Colli Tortonesi

Open product specification