OBERKULMER ROTKORN

A mid-late, very tall spelt with good quality grains, especially suitable for organic farming

• One of the best old varieties in Europe
• Large grains
• Good winterhardiness
• Good resistance to diseases
• High protein and gluten content
• Excellent grain quality
• Sensitive to N surplus

• One of the oldest and best spelt varieties in Europe
• Top quality traditional old spelt variety
• Yield potential – low (3 points out of 9) (4.5-5.5 t/ha)
• Earliness – medium
• Maturation time – medium/late (6 points out of 9.0)
• Plant height – high (8 points out of 9.0) (140-150 cm)
• Perfectly suppresses weeds
• It tolerates drier periods well due to its strong root system
• Resistance to lodging – medium (5 points out of 9.0)
• Winter hardiness – high (7 points out of 9.0)
• Tolerance/ resistance to resistance to arctic tests – 61% (when results of 40-50 % for wheat indicate the reliability of the variety for growing in our climate zone)
• 1000 grain weight – high (7 points out of 9.0) (80-105 g)
• Excellent grain quality, very high hardness index, protein and gluten content
• Protein content – ​​high (8 points out of 9.0) (13.9-21.9 %)
• Gluten content – ​​high (8 points out of 9.0)
• Falling number (Hagberg) (according to Hungarian investigation) – 350-450
• Extremely good adaptation to different habitats, low demand for soil and environmental conditions
• Suitable for extensive conditions
• High sensitivity to excess nitrogen, due to the high height of the plant reaching 140-150 cm, it has a sensitivity for lodging,
• Exclusively recommended for organic farms
• Perfect for organic farming and production of organic products
• The variety has good competitive strength against weeds, so two harrowings are usually sufficient. The first harrowing should be made as early as possible after the three-leaf stage in spring, and the second – after three to four weeks
• No particular pest problems are known in spelt cultivation
• Powdery mildew occurs only rarely, usually due to over fertilization

• Heading time – medium – 4 points (out of 9.0)
• Maturation time – medium – 6 points (out of 9.0)
• Plant height – high – 8 points (out of 9.0)
• Resistance to lodging – medium – 5 points (out of 9.0)
• Winter hardiness – high – 7 points (out of 9.0)
• 1000 grain weight – high – 7 points (out of 9.0)
• Protein content – high – 8 points (out of 9.0)
• Gluten content – high – 8 points (out of 9.0)

Resistance to diseases (1-9 points)

• Grain yield – 4.28-5.15 t/ha
• Straw yield – 9.8-12.0 t/ha
• Plant height – 140-161 cm
• 1000 grains weight – 100-118 g
• Hectoliter weight – 74.5-80.9 kg/hl
• Protein content – ​​15.9-17.3 %
• Falling number – 104-298 s
• Sedimentation – 15-24 (Eh)
• Wet gluten content in flour – 39.5-45.0 %
• Gluten (glue) index – 14-44 (abs.)
• Cooking volume RMT – 542-597
• Grain > 2.5 mm – 85.5-95.9 %
• Share of pure grain – 68.8-71.4 %
• Susceptibility to yellow rust – 1.5-2.5 points (out of 9)
• Susceptibility to brown rust – 1.0-3.8 points (out of 9)
• Susceptibility to powdery mildew – 1.0-2.5 points (out of 9)
• Susceptibility to leaf septoria – 1.9-2.5 points (out of 9)
• Resistance to lying down – 4.4-6.9 points (out of 9)
• Quantity of plants – 264-315 units/m²
• Number of ears – 461-527 pcs/m²

*data from organic trials in Germany (Landesortenversuche in Thüringen, 2016-2018)

According to German national plant varieties organic trials (Bundessortenamt) 2018:

• Yield – low (3 points out of 9)
• Heading time – moderately early (4 points out of 9)
• Ripening time – medium (6 points out of 9)
• Plant height – very high (9 points out of 9)
• Sensitivity to winter frosts – medium (4 points out of 9)
• Moderately resistant to lodging – susceptibility to lodging – 7 points (out of 9, where 1 is upright and 9 is lodged)
• Crop density – good (4 points out of 9)
• Number of grains in the ear – medium (4 points out of 9)
• 1000 grain weight – high (7 points out of 9)

Susceptibility to diseases (when 1 point – very resistant, 9 – very injured)

The varietal parameters may differ from those indicated here when the testing circumstances differ from quondam