Smaragd → Opal
last-resort matchUse 0.53× the weight for the same bitterness
alpha acids 5% → 9.5% · 43% aroma match
- Keeps
- Floral, Spicy, Anise
- Loses
- Fruity, Tobacco, Clove, Noble
- Adds
- Black currant, Citrus, Herbal
Proven alternatives to Smaragd and hops with a similar aroma profile. Pick by availability, price or country of origin.
Bitterness scales with alpha acid times weight, so for bittering additions rescale the weight by the alpha ratio — the multiplier for each substitute is given below. For late, whirlpool and dry-hop additions dose 1:1 by weight and go by aroma instead, because alpha acids do not drive those.
Use 0.53× the weight for the same bitterness
alpha acids 5% → 9.5% · 43% aroma match
Aurum
Ella
Pacific Crest
Aurora
Celeia
Look for similar alpha acid content (within 2%) and overlapping aroma notes. The more shared notes, the safer the swap.