# Derthona (Giovanni Viberti)

> White, Colli Tortonesi DOC Timorasso by [Giovanni Viberti](https://ilvinobello.com/wineries/giovanni-viberti.md), Barolo, Piemonte, Italy. From Il Vino Bello (https://ilvinobello.com/wines/giovanni-viberti-derthona).

- **Producer:** Giovanni Viberti
- **Style:** White
- **Denomination:** Colli Tortonesi DOC Timorasso
- **Grape:** Timorasso 100%
- **Production area:** Monleale (AL), Colli Tortonesi
- **Soil:** Light clay soils with good limestone content
- **Exposure:** East to south-east
- **Vinification:** Grapes picked in the upper part of Monleale at 350 m, transported to the cellar in Barolo in a refrigerated truck. Pneumatic pressing, cold settling and fermentation at 12 C for 10-14 days. Kept on fine lees in the same tank. No malolactic fermentation owing to storage temperature and the grape high acidity and low pH. Ageing on the lees continues for about 10-12 months.
- **Serving temperature:** 14 C
- **Last updated:** 2026-10-04



## Summary

A Timorasso from 9.5 hectares at about 400 m in Monleale, first made in 2021. Ageing potential 15+ years.

## Tasting notes

Straw yellow in the first 3-4 years, turning golden. Peach, acacia flowers and hawthorn; mineral and hydrocarbon notes become predominant after some years in bottle.