Rubus fruticosus 'Columbia Giant'

Cultivar

Angiosperms > Rosales > Rosaceae > Rubus > Rubus fruticosus

Characteristics

A perennial hermaphrodite deciduous shrub.
Life form perennial
Growth form shrub
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread endozoochory
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Environment

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Usage

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Edible -
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Cultivation

Thornless trailing plant with very large, uniformly shaped and sized fruit that are machine harvestable and have excellent flavor. Origin: USDA-ARS, Corvallis, OR by C.E. Finn, B.C. Strik, B.M. Yorgey, M.E. Peterson, J. Lee, and R.R. Martin. NZ 9629-1 × ORUS 1350-2; crossed 2005; selected 2008; tested as ORUS 3447-2; introd. 2015; USPP 25,532; 12 Sept 2017. Tree: trailing; thornless with the Lincoln Logan source of thornlessness; vigorous; high yield; less susceptible to UV damage then Marion or Black Diamond; medium-long lateral length; machine harvests easily with clean fruit; not particularly susceptible to septoria leaf spot (Mycosphaerella rubi) and purple blotch (Septocyta ruborum); cold hardiness not well tested but in a planting that experienced a decline in minimum temperature from-8 C on16 Nov. to-12 C on 24 Nov. it had injury but was scored as having similar bud injury to Marion. Fruit: conical; uniformly sized, shaped and arranged drupelets; uniform, attractively shaped and rated better than Marion; very large, 12.0 g; bright, glossy black; machine harvests easily; very good, but acidic, fresh fruit flavor; good sweet:acidic balance and aroma typical of western blackberries; as a processed product rated similar to Marion and Columbia Star; fruit texture comparable to Marion and less crunchy than Chester Thornless; soluble solids good, 11.3%; pH 3.3; titratable acidity 16.5 g·L-1 as citric acid; ripens in a similar season to Black Diamond with a similar 21 d duration; firm enough to be sold fresh in regional markets.
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Optimum temperature (C°) 14 - 20
Size -
Vigor vigorous
Productivity high productivity

Identifiers

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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rubus fruticosus 'Columbia Giant'