Keystone Russet is a russet potato variety bred by Colorado State University (USA) and introduced in 1999. It has brown, rough skin and white flesh, ideal for baking, frying, and mashing. It matures medium to late, resists common diseases, stores well, and produces high yields.
Tuber Characteristics
- Shape: Oblong to long oval
- Skin: Brown, rough, russeted (netted texture)
- Flesh: White to pale yellow
- Size: Medium to large, uniform tubers
- Eye Depth: Shallow to medium
- Storage: Good dormancy and excellent storage potential
Disease Resistances
- Common Scab: Moderate to good resistance
- Late Blight (Foliage and Tuber): Moderate resistance
- Verticillium Wilt: Moderate resistance
- Powdery Scab: Moderate resistance
- Common Diseases: Generally good overall disease tolerance