Helen blackberry variety
This cultivar has sour taste with cherry color, but big uniformed juicy fruits
Rubus subgenus Rubus fruticosus 'Helen'
Originated from a cross of Silvan x Unknown blackberry
Variety denomination - 'Helen'
Plants are thornless
Bushes have trailing canes
Fruit weight is 8 g
Berries have a conical shape
Fruiting habit - floricane fruiting (summer-bearing)
Flowering on floricanes starts in the first week of June
Ripening date (regular) - third week of July
Productivity is 2 kg per plant
Soluble solids - 6.1%
Acidity - 2.2%
Cold hardiness is moderate
Heat tolerance is moderate
Current status - obsolete or rarely used
Recommended replacement - Columbia Star
Country of origin - United Kingdom
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