Tunkalilla Vineyard

Oregon
Eola-Amity Hills

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Vineyard Summary

Altitude
600 feet (180 metres)
Latitude
45ºN
Dominant influences
Latitude, altitude, Pacific Ocean, Van Duzer Corridor
Heat Summation
2493ºF days (1385ºC days)
Daily Range
18.7ºF (10.4ºC)
Humidity (3pm)
>52%
Sunshine Hours
1660
Summer Rain
13 inches (323mm's)
Dominant Soil
Jory 
Geology
15 million years old (Miocene) basalt.
Homoclime
Burgundy.
Planted vines
2.8 acres Riesling, planted in 2005, 5 acres Pinot Noir planted in 2008.
Density of Planting
5 feet by 5 feet, 1740 vines/acre (4444vines/hectare)
Pruning Regime
Cane pruned with replacement spurs to 16 buds/vine, 28,000 buds/acre (71,000 buds/hectare).
The canes are pruned at 20 inches from the ground (0.5 metres).
The shoots are arranged into a vertical canopy.
Each shoot is thinned back to one bunch.
Average Crop
2.5 tonnes/acre (6 tonnes/hectare)
Typical Harvest Date
Middle of October.