Magnum was originally bred at the German Hop Research Institute in Hüll, Germany, it was released commercially in 1980 and is child of Galena and German male 75/5/3. Magnum is considered one of the smoothest and cleanest bittering hops available.
| Alias | Hallertauer Magnum |
| Profile | Mild flower and fruit. |
| Country | Germany |
| Substitutes | Columbus, Hallertauer Taurus, Nugget |
| Pairs with | East Kent Golding, Fuggle, Willamette |
| Purpose | Bittering |
| Yield | 1200 - 1520 lbs/acre |
| Storage | Retains 80%-85% alpha acid contents after 6 months of storage at 68°F. |
| Beer Styles | German Lager, IPA, American Pale Ale, American Lager |
| Resistant | Verticillium wilt, downy mildew |
| Susceptible | Powdery mildew, aphid |
| Alpha Acid | 12.0 - 14.0% |
| Beta Acid | 4.5 - 5.5% |
| Cohumulone | 24.0 - 25.0% |
| Total Oil | 1.6 - 2.6 ml/100g |
| Myrcene | 30.0 - 35.0% |
| Humulene | 34.0 - 40.0% |
| Caryophyllene | 8.0 - 12.0% |
| Farnesene | < 1.0% |
| Linalool | 0.2 - 0.7% |
| B-Pinene | 0.4 - 0.8% |
| Geraniol | 0.3 - 0.6% |
| Growth Rate | Moderate |
| Cones | Large size with moderate density |
| Maturity | Late |
| Ease of Harvest | Difficult |