Thorny, medium size, early fruiting, trailing blackberry. Origin: Plant Sciences, Inc., Santa Cruz Co., CA, by H.A. Johnson. Eaton × Obsidian; crossed 2005; selected 2007; tested as Z26.7; introd. 2010; USPP 24,298 11 Mar. 2014. Tree: trailing with thin diameter canes; excellent lateral strength; laterals of medium length; shows no susceptibility to rust or powdery mildew in Santa Cruz Co., CA. Fruit: consistently medium sized; ovate to slightly oblong; high gloss; early production peak in mid-May with production continuing through June; texture and flavor good.