YC Hop Varieties

LIBERTY

Origin/History
Liberty is a triploid aroma-type cultivar, the result in 1983 of the colchicine induced tetrapcoid female cultivar Hallertau mf and a downy mildew resistant male, USDA 64035M. It is a half-sister to Ultra, Mt. Hood and Crystal.

Agronomics
Moderate tolerance to downy mildew, Peronospera, and susceptible to powdery mildew, Spaerotheca. The small, open cone is difficult to harvest.

Maturity:	Medium-early
Yield:	1150 - 1750 kgs. per ha.
	1000-1550 lbs per acre

Brewing Quality
Used for its aromatic properties similar to Hallertau mf.

Alpha acids:	3.5-4.5%
Beta acids:	3.0-3.5%
Alpha:Beta Ratio:	1.0

Cohumulone (% of alpha acids):	24-28%


Total Oil (Mls. per 100 grams):	1.0-1.8
Caryophyllene (as % of total oils):	9-12%
Farnesene (as % of total oils):	0%
Humulene (as % of total oils):	30-40%
Myrcene (as % of total oils):	32-42%

Storability is poor to fair.