Season lowest lethal temperature values for each region during winter of 2010-2011 are listed in separate tables below. Clicking on a variety name will bring up individual graphs of minimum/maximum temperatures and seasonal change in bud lethal temperatures. Seasonal Bud Mortality for each variety/site can also be found on the graphs. Finger Lakes
° Fahrenheit | |||||
Date | Location | Variety | LT10 | LT50 | LT90 |
2011 | East Keuka | Cabernet Franc | -9.9 | -12.6 | -15.2 |
Cayuga White | -9.8 | -14.8 | -20.2 | ||
Concord | -13.3 | -19.6 | -22.7 | ||
Riesling | -11.1 | -13.6 | -16.2 | ||
2011 | East Seneca | Cabernet Franc | -9.9 | -11.4 | -17.9 |
Cayuga White | -5.8 | -15.2 | -23.8 | ||
Concord | -18.0 | -22.0 | -25.1 | ||
Riesling | -9.6 | -15.7 | -20.4 | ||
2011 | Geneva | Concord | -16.8 | -22.6 | -25.5 |
2011 | West Cayuga | Cabernet Franc | -10.1 | -13.4 | -18.9 |
Catawba | -8.8 | -18.4 | -22.6 | ||
Cayuga White | -8.1 | -17.3 | -21.6 | ||
Riesling | -8.7 | -13.6 | -16.2 | ||
2011 | West Keuka | Cabernet Franc | -8.1 | -11.6 | -15.2 |
Cayuga White | -11.4 | -16.8 | -22.4 | ||
Concord | -17.5 | -22.5 | -29.4 | ||
Riesling | -8.9 | -17.0 | -21.1 | ||
2011 | West Seneca | Cabernet Franc | -5.5 | -12.0 | -15.8 |
Cayuga White | -8.7 | -15.5 | -21.5 | ||
Concord | -13.7 | -22.2 | -27.7 | ||
Riesling | -10.6 | -15.8 | -19.9 |
*Not sampled on 3/22/10. **Final bud mortality from sample of 100 buds collected on 3/22/10
Hudson Valley
° Fahrenheit | ||||
Date | Variety | LT10 | LT50 | LT90 |
2011 | Cab Franc | 2.1 | -10.5 | -18.4 |
2011 | Concord | 0.7 | -21.1 | -24.7 |
2011 | Noiret | 7.5 | -4.7 | -18.4 |
2011 | Riesling | 2.3 | -10.7 | -16.8 |
*Final bud mortality from sample of 100 buds collected on 3/18/10
Lake Erie (Portland)
Lowest ° Fahrenheit | |||||
Date | Variety | LT10 | LT50 | LT90 | |
2011 | Portland | Cabernet Franc | -7.4 | -10.5 | -13.9 |
2011 | Fredonia | Noiret | -9.0 | -14.5 | -18.1 |
2011 | CLEREL | Niagara | -9.0 | -17.4 | -18.1 |
2011 | Portland Rt. 20 | Concord | -13.7 | -19.7 | -22.7 |
2011 | NE Escarpment | Concord | -14.5 | -17.6 | -24.3 |
2011 | NE Rt.5 | Concord | -9.8 | -20.2 | -21.8 |
2011 | Forestville | Concord | -15.2 | -24.3 | -26.4 |
2011 | Fredonia Rt. 20 | Concord | -18.0 | -21.1 | -29.2 |
2011 | Portland Rt. 5 | Concord | -17.7 | -22.9 | -25.2 |
2011 | Sheridan Rt. 5 | Concord | -16.2 | -18.8 | -27.5 |
2011 | Portland Escarpment | Concord | -15.2 | -23.8 | -28.0 |
2011 | NE Rt. 20 | Concord | -19.7 | -21.6 | -28.0 |
**Final bud mortality from sample of 100 buds collected on 3/17/10