Grape Varieties
Timorasso, Barbera
Croatina, Cortese
Most Famous Site
Derthona
Vineyard Area
1.000 ha
Harvest
September – October
TERROIR PROFILE · Piedmont
Colli Tortonesi Calcareous marl — Timorasso country
Walter Massa's Timorasso: one of Italy's great whites, from calcareous marl near Tortona.
SOILS
Marlbalanced, structured
Marl is a mix of limestone and clay — yields structured, balanced wines with acidity backbone.
Loambody-rich, velvety
Loamy soils give wines volume and a soft, velvety mouthfeel.
Sandstonewarm, dry, spicy
Sandstone warms quickly and yields ripe, fragrant wines with yellow fruit and fine spice.
CLIMATE · Cool continental
Continental with Ligurian sea influence, warm days, cool nights.
TOPOGRAPHY · moderate
Hills around Tortona, Monleale and Costa Vescovato.
WHAT IT MEANS IN THE GLASS
Typical Flavours of the Region
Region aroma cloud
Piedmont overview
This sub-region is part of Piedmont. The map shows all 15 sub-regions — Colli Tortonesi is highlighted.
Overview
Typical Varieties
Terroir & Climate
Soil Type
Calcareous marl, clay, sandstone
Climate
Continental with maritime influence from Liguria
All Wineries
2 resultsEvents in Piedmont
All events in Piedmont →10 Oct – Sun, 6 December 2026
Fiera Internazionale del Tartufo Bianco d'Alba – Wine Tasting Experience
Tasting · Alba
25 Jan – Tue, 26 January 2027
Grandi Langhe
Trade event · Alba
27 Jan – Sat, 30 January 2027
Nebbiolo Prima
Trade event · Alba
24 Apr – Sun, 2 May 2027
Vinum Alba
Wine fair · Alba
15 May – Sun, 16 May 2027
Nizza è Barbera
Tasting · Nizza Monferrato
29 May – Sun, 30 May 2027
Cantine Aperte Piemonte
Open cellar · Piemont
Frequently Asked Questions
Which grape varieties define Colli Tortonesi?
The key grape varieties in Colli Tortonesi are Timorasso, Barbera, Croatina and Cortese. The best-known vineyard is Derthona.
When is the best time to visit Colli Tortonesi for wine?
The harvest in Colli Tortonesi takes place September – October – when vineyards and cellars are busiest. May to July suits tastings without harvest bustle; many estates open their tasting rooms off-season by appointment.
What does the terroir of Colli Tortonesi taste like?
Soils: Calcareous marl, clay, sandstone. Climate: Continental with maritime influence from Liguria. Together they shape structure, acidity and aromatics – see the terroir profile above.
How many wineries are there in Colli Tortonesi?
Cellarmap lists 2 wineries in Colli Tortonesi across roughly 1,000 hectares of vines. Every profile shows location, contact, grape varieties and, where available, vineyards, classification and visitor information.
Which is the most famous vineyard in Colli Tortonesi?
Derthona is regarded as the most famous vineyard of Colli Tortonesi. The vineyard overview on this page shows which estates farm it.