Superfast winter grass seed

  • A remarkable true amenity annual ryegrass, overseeding blend providing superior germination and establishment in very cool soil temperatures for year-round sward cover, excellent performance across all types of grass surfaces.
  • Ideal for renovation of permanent turf areas when fast establishment and / or cool temperature germination is paramount
  • Provides quality grass for summer renovation of sports pitches with extremely limited establishment windows
  • Ideal 'get out of jail free card' growing very fast in winter, helping support other mixtures
  • Football
  • Rugby
  • Renovation & repair
  • Education environments

USAGE: Overseeding and repair of sports turf in cool temperatures


  • Superior germination and establishment in very cool soil temperatures to maintain year-round sward cover
  • Figure 1 illustrates the speed at which SOS can establish and restore a sward when it is overseeded in January at a soil temperature of 6.2°C. One month into the trial the grass cover has recovered from 20% to more than 60%.
  • Barterra is the latest generation Barenbrug-bred amenity annual ryegrass that will germinate at temperatures as low as 3.5°C, making it the ideal tool to maintain grass cover throughout the winter
  • Barcristalla provides longevity to the blend with excellent performance characteristics, wear tolerance and disease resistance
  • Barcristalla offers exceptional Drechslera leaf spot tolerance


Annual ryegrass
Perennial ryegrass
Oversowing rate
20-30g m²
Sowing depth
4 - 8mm
Sowing rate
30-40g m²
Mowing height
down to 20mm
Pack size
Speed of Establishment
Wear Tolerance
Recovery after wear
Turf aesthetics
Speed of growth
Dark green colour
Shoot density
Cold temperature germination

Discover our grass seed for football and rugby pitches. Schools, colleges and playing fields will also benefit from this specialist grass seed. 

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