{ "name": "Topaz TM", "hgc_code": "TOP", "land": "Australien", "anbaugebiet": "Victoria (Rostrevor Valley, HPA)", "beschreibung": "Topaz™ (TC-85-70) is an Australian high-alpha variety bred by HPA in 1985 and commercialised in 1997. Originally conceived as an alpha hop for extract production, craft brewers only discovered its aroma potential from 2007 onwards: in late additions and on the dry hop, Topaz™ delivers intense sweet-sour lychee, blackberry, gooseberry, blueberry, cassis and passion fruit (confirmed by BarthHaas). Linalool is 0.5 to 0.6 per cent (confirmed by Brulosophy).", "alpha_min": 13.0, "alpha_max": 20.6, "beta_min": 5.5, "beta_max": 7.0, "cohumulon_min": 47, "cohumulon_max": 53, "gesamtoel_min": 1.6, "gesamtoel_max": 2.2, "myrcen_min": 18.0, "myrcen_max": 53.0, "humulen_min": 8.9, "humulen_max": 16.6, "caryophyllen_min": 6.7, "caryophyllen_max": 12.5, "farnasen_min": null, "farnasen_max": 1.0, "linalool_min": 0.5, "linalool_max": 0.6, "selinen_min": null, "selinen_max": null, "polyphenole_min": null, "polyphenole_max": null, "xanthohumol_min": 0.3, "xanthohumol_max": 0.7, "lagerstabilitaet": "Good", "trockenresistenz": "Very good", "ernte": "Early (southern hemisphere: Feb to March)", "anbauland": "Australien", "schutzrecht": "TM Hop Products Australia (HPA)", "anbau_extra": [ { "label": "Breeder", "wert": "HPA (Hop Products Australia), bred 1985, commercialised 1997" }, { "label": "Parentage", "wert": "Australian high-alpha variety × Wye College male (UK)" } ], "weitere": [], "sensorik": [ { "label": "Fruity", "typ": "fruchtig", "wert": 82 }, { "label": "Tropical", "typ": "tropisch", "wert": 72 }, { "label": "Citrus", "typ": "zitrus", "wert": 60 } ], "aroma_gruppen": { "Fruity": "Lychee, blackberry, gooseberry and cassis, an exceptional fruit depth (confirmed by BarthHaas)", "Tropical": "Passion fruit and tropical fruit", "Citrus": "Grapefruit and citrus freshness" }, "sensorik_im_bier": "Topaz™ surprises: the high-alpha profile belies its aroma intensity. BarthHaas describes a sunny burst of sweet-sour lychee and earthy tropical fruit aromas. The high cohumulone of 47 to 53 per cent restricts aroma use to the whirlpool and dry hop.", "bierstile": [ "IPA", "Pale Ale", "Session Beer", "Porter", "Stout" ], "brauhinweis": "The high cohumulone of 47 to 53 per cent makes early kettle additions counterproductive for aroma purposes. Use cool whirlpool and dry hop only for the fruity profile. It can be used as a bittering hop in early additions.", "substituierbar_durch": [ { "name": "Galaxy®", "hinweis": "The Australian premium equivalent." }, { "name": "Vic Secret TM", "hinweis": "Sister variety of the same parentage, with more pineapple." }, { "name": "Citra® Brand", "hinweis": "Similar oil intensity, with more citrus." } ], "fun_fact": "For decades Topaz™ was sold only as an inexpensive alpha hop, until craft brewers in Melbourne discovered its aroma potential at trade fairs in 2007 and 2008 with dry hop rates of 10 to 15 g/L. This reinterpretation of a bittering hop as an aroma hop is one of the most fascinating accidents of the Australian craft beer revolution.", "quellen": [ { "name": "BarthHaas – Topaz TM (Aromabeschreibung)", "url": "https://www.barthhaas.com/hops-and-products/hops/topaz" }, { "name": "Brülosophy – Topaz Hop Chronicles (Linalool 0,5–0,6 % bestätigt)", "url": "https://brulosophy.com/2022/03/24/the-hop-chronicles-topaz-2020/" }, { "name": "HPA – Topaz", "url": "https://hops.com.au/topaz/" } ] }