Thorny, primocane-fruiting erect blackberry that ripens early, with large, elongated fruit that have excellent flavor and are sweet without a bitter aftertaste. Origin: Hortifrut, Nogales, Fifth Region, Chile by M.P. Bañados, A.A. Salgado, and J.R. Clark. APF-77 × APF-109T; crossed 2006; selected 2009; tested as HFM-5; USPP 26,368; 2 Feb. 2016. Tree: erect; thorny; vigor good; productivity high; cold hardiness unknown, resisted lows of-3 C without damage. Fruit: elongated to oblong; large, 8-10 g on primocanes; medium, 6-7 g on floricanes; drupelets medium, 0.39 cm; flavor excellent, sweet; soluble solids 11.3% for floricane fruit, 15.1% for primocane fruit; titratable acidity 0.6-0.7% citric acid; ripens ;35 d before Navaho on floricane crop; low color reversion; firmness medium; recommended for fresh market.