AROSA

AROSA
Potato Variety Information
Variety Name: ArosaRights Holder | Breeder: UNIPLANTACountry of Origin: Germany GermanyYear of of introduction: 1996
Variety Description

The Arosa potato is an early-maturing variety developed by German breeders in the late 1990s. It is known for its high yield, drought tolerance, and adaptability to various soil types and climatic conditions.

Plant Characteristics

  • Maturity: Very early
  • Plant Type: Intermediate
  • Growth Habit: Medium height
  • Flower Color: Red-violet
  • Foliage Development: Rapid
  • Number of Tubers: Medium
  • Dormancy Period: Medium

Tuber Characteristics

  • Shape: Oval
  • Skin Color: Red
  • Eye Depth: Shallow to medium
  • Flesh Color: Yellow
  • Appearance: Smooth  

Resistances

  • Black scurf (Rhizoctonia solani): High
  • Potato cyst nematodes (Globodera rostochiensis): Ro 1, 4
  • Late blight (foliage): Medium
  • Late blight (tubers): High
  • Common scab: High
  • Rhizoctonia: High
  • Bacterial soft rot (Erwinia spp.): High
  • Internal rust spot: High
  • Mechanical damage resistance: High
  • Blackening of flesh: High
  • Potato leafroll virus (PLRV): Medium to high  

Yield and Quality

  • Primary Use: Table consumption, French fries
  • Yield: Medium to high
  • Above-standard yield: Medium to high
  • Below-standard yield: Low
  • Culinary Type: B (moderately firm, suitable for boiling and frying)
  • Discoloration after boiling: Low
  • Discoloration when raw: Very low to low
  • Dry Matter Content: Medium to high (18–20%)  
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