Southern Cross was released in 1994 by New Zealand's hop breeding program, named after the constellation prominent in Southern Hemisphere skies, and developed as one of the country's earlier genuine dual-purpose hops — arriving well before Rakau and giving New Zealand brewers a domestically grown higher-alpha option years before the country's aroma-hop reputation had fully taken shape internationally.
At 11-14% alpha acid, Southern Cross delivers real bittering capacity, with a citrus, pine and earthy aroma that reads closer to the resinous American tradition (Chinook, Simcoe) than to New Zealand's later, more distinctly tropical-fruit-forward releases. It became a parent variety in its own right, contributing to later New Zealand releases including Pacific Jade, extending its genetic influence well beyond its own direct commercial use. Few New Zealand hops on this site can anchor either half of a recipe on their own the way Southern Cross can; its moderately high, dependable alpha is worth running through the IBU calculator before assuming a bittering charge needs an imported hop instead.
Chinook is the closer American aromatic comparison for the pine-and-earthy side of Southern Cross's character, while Pacific Jade offers the more direct New Zealand genetic relative, inheriting some of its earthy backbone. American and New Zealand-style IPA both use Southern Cross as a bittering charge, occasionally extending its role into late-boil use as well.