Dirksen Thornless blackberry variety

Rating [ 3 ]

European blackberry variety selected from wild blackberries

Plants are

Plants are thornless

Bushes have

Bushes have semi-erect canes

Fruit weight is

Fruit weight is 6 g

Shape

Berries have a conical shape

Fruiting habit

Fruiting habit - floricane fruiting (summer-bearing)

Flowering on floricanes starts in the

Flowering on floricanes starts in the first week of June

Ripening date (regular) -

Ripening date (regular) - third week of July

Productivity is

Productivity is 8 kg per plant

Cold hardiness is

Cold hardiness is excellent

Country of origin

Country of origin - United Kingdom

Current status

Current status - obsolete or rarely used


The blackberry variety Dirksen Thornless is the improved horticultural fully thornless semi-erect cultivar, selected from the wild blackberries.
Plants are large and moderately vigorous, canes length achieves up to 5 m in length. Bush has a lot of replacement stems.
Begin to bloom at the end of May or beginning of June. First fruit ripen at the end of July, harvest season ends on the last week of September. Berries of Dirksen Thornless are big (berry weight is 5-7 g), unripen fruit have red color, and only fully ripen berries are black. Their juicy flesh is tart, sweet and sour.
Dirksen Thornless bramble has great resistance to low air temperatures up to minus 25 C.

Useful Growing Guides

Useful Growing Guides:

Direttissima Montblanc
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Douglass
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