Grapes › Sémillon
Sémillon
A white wine grape with white berries (Wikidata).
Grapes bred from it include Catawba, Flora.
On this site Sémillon is a main grape in 3 regions, from Bordeaux at 1,560 GDD (Winkler II) to Hunter Valley at 2,380 (Winkler V), so the same grape meets very different seasons.

Its regions on the heat scale
Each region's 1991–2020 normal growing degree days, coolest at the top. Tap a row to open the region.
Recent vintages in its regions
| Region | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|
| Bordeaux | +14% | +7% | +8% | -6% | +29% | +24% | -5% | +9% |
| Margaret River | -0% | -9% | +6% | +3% | +3% | -3% | +12% | +7% |
| Hunter Valley | +10% | +10% | +8% | -4% | -5% | -6% | +8% | +7% |
Percent above or below each region's 1991–2020 normal heat.