Thornless trailing blackberry with firm uniformly shaped and sized fruit that are machine harvestable and comparable to Marion for processed fruit quality. Origin: USDA-ARS, Corvallis, OR, by C.E. Finn, B.C. Strik, B.M. Yorgey, J. Lee, and R.R. Martin. NZ 9629-1 × ORUS 1350-2; crossed 2005; selected 2008; tested as ORUS 3447-1; introd. 2013; USPP 25,532; 12 May 2015. Tree: trailing; thornless with the Lincoln Logan source of thornlessness; vigorous; high yield; less susceptible to UV damage then Marion’ or Black Diamond; medium lateral length; machine harvests easily with very clean fruit; not particularly susceptible to septoria leaf spot (Mycosphaerella rubi) and purple blotch (Septocyta ruborum); hardiness not well tested but in a planting that experienced a decline in minimum temperature from 8 C on 16 Nov. to–12 C on 24 Nov. it had injury but was scored as having less cane and bud injury than Marion or Black Diamond. Fruit: conic; uniformly sized, shaped and arranged drupelets; uniform, attractively shaped and rated better than Marion; large, 7.0 g; bright, glossy black; machine harvests easily; outstanding fresh fruit flavor; sweet with good acidic balance and aroma typical of western blackberries and with noticeable raspberry aromatic notes; fruit texture comparable to Marion and less crunchy than Chester Thornless; good soluble solids 12.4 °Brix; pH 3.2, and titratable acidity 15.0 g·L–1 as citric; ripens in similar season to Marion with a more compact season; firm enough to be sold fresh in regional markets.
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