- Type 1. Also known as Pedunculate Oak, or by the binomen Quercus Robur and found widely across Europe. This is oft used in brandy and sherry cooperage. It is fast growing with high levels of tannins.
- Type 2. Sessile Oak, known by the binomen Quercus Petraea, is often used in wine cooperage. This is slower growing than Quercus Robur, with finer tannins and a high vanillin content.