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Princeton 105 Kentucky Bluegrass
#1 in traffic tolerance, very good low cut performance, poa Annua resistance, and shade tolerance.
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2001-2005 National Kentucky Bluegrass Test
| Turfgrass Quality |
Rating* |
Top Score |
Princeton 105 |
Low Score |
LSD** |
| High Maintenance (a) |
Good |
6.3 |
5.6 |
3.8 |
0.3 |
| Low Maintenance (b) |
Good |
6.3 |
5.7 |
4.2 |
0.4 |
| Low-Cut (c) |
Very Good |
6.3 |
5.9 |
4.1 |
0.3 |
| Northeast |
Very Good |
6.8 |
6.4 |
4.0 |
0.3 |
| Transition Zone |
Good |
6.0 |
5.1 |
3.6 |
0.4 |
| North Central |
Good |
6.4 |
5.8 |
4.4 |
0.3 |
| Mountain West |
Fair |
6.6 |
5.8 |
4.5 |
0.8 |
| Turfgrass Description |
Rating* |
Top Score |
Princeton 105 |
Low Score |
LSD** |
| Shade Tolerance |
Very Good |
7.4 |
5.7 |
1.8 |
1.0 |
| Spring Green-up |
Poor |
6.5 |
4.9 |
4.6 |
0.4 |
| Spring Density |
Very Good |
8.0 |
7.3 |
6.2 |
0.6 |
| Fall Density |
Good |
7.5 |
6.8 |
6.2 |
0.6 |
| Winter Color Retention |
Fair |
6.4 |
4.8 |
3.7 |
0.9 |
| Color |
Dark Green |
7.8 |
6.7 |
4.9 |
0.3 |
| Leaf Width |
Medium |
7.2 |
6.0 |
5.0 |
0.4 |
| Traffic Tolerance |
Very Good |
6.9 |
6.9 |
1.5 |
0.8 |
| Seedling Vigor |
Good |
6.8 |
5.5 |
3.7 |
0.4 |
| Disease Resistance |
Rating* |
Top Score |
Princeton 105 |
Low Score |
LSD** |
| Rust |
Poor |
8.7 |
4.7 |
4.7 |
1.4 |
| Leaf Spt |
Very Good |
8.3 |
7.2 |
2.8 |
1.1 |
| Red Thread |
Fair |
8.7 |
6.5 |
4.8 |
1.7 |
| Poa Annua (d) |
Very Good |
7.3 |
7.2 |
3.3 |
1.3 |
(a) High Maintenance = 3-4 lbs of Nitrogen per year
(b) Low Maintenance = less than 2 lbs. of Nitrogen per year
(c)Low Cut = 1" height
(d) higher score = fewer poa Annua plants
* Rating assigned according to performance vs. other varieties in the NTEP trial
** LSD = Least Significant Difference
