Progress was released in 1953 by Wye College, bred with disease resistance specifically in mind as verticillium wilt and other pressures were already beginning to erode Fuggle's dominant position in English hop growing — decades before the more dramatic acreage losses Fuggle would suffer later in the century. Its lineage traces back through Fuggle-related breeding stock, aiming to preserve a similar aromatic character in a hardier plant.
At 5-7% alpha acid, Progress sits close to Fuggle's own range, with a mild spice and floral aroma that reads gentler and slightly more delicate than Fuggle's characteristic earthiness, closer in some respects to East Kent Golding's softer register. It never fully replaced Fuggle commercially, but it's remained a steady, dependable presence in English brewing for over seventy years since its release.
Progress's modest bittering contribution suits a classic English mild or bitter's restrained, sessionable IBU target rather than a modern American IPA's much higher one — the IBU calculator will show the difference plainly. Fuggle is the direct comparison and closest substitute given the shared breeding lineage, while East Kent Golding offers an alternative from the other major English aroma-hop tradition. English mild, bitter and pale ale all use Progress, generally interchangeably with Fuggle in recipes not specifically built around one variety's exact character. Progress's alpha ceiling runs slightly above both East Kent Golding's and Fuggle's, giving it a small but real bittering edge over either substitute at the same weight.