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0
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2answers
72 views

Cascade hops high alpha acid

I bought some hops off eBay and the alpha acid listed was 10%, the reading I've done said cascade hops are in the 4-6% range. Could it be this high? I'm not sure if i should change my recipe I'll be ...
0
votes
2answers
61 views

Calculating hop replacement weights for different boil times

A question about utilisation calculations and hop replacements... Here's the scenario... I've got a basic grain bill and I want to vary the hops each time I create the beer. Obviously, different hops ...
1
vote
1answer
50 views

I am planning to brew a GRUIT

In the life of each home-brewer there is a moment when he decides to do something crazy (like gruit). I understand, that chances of me making a drinkable gruit are pretty low... But.. you know. I ...
3
votes
1answer
108 views

Wild hop alpha acid

I am going to harvest some wild hops I found. Is there any way of determining the characteristics like alpha acid? I was thinking of maybe just using them for flavor/aroma/dry, since I have no idea ...
5
votes
1answer
153 views

Is there a distinction between flavoring (e.g. 30m) and aroma (late) hop additions

Boiling hops reduces the beta acids that are associated with aroma/flavor. Is there any other advantage to a 30 minute hop addition or could you just increase your 60 minute hop addition to achieve ...
1
vote
3answers
88 views

Old homegrown hops

I have been growing and using my own hops for a couple of years now. after harvesting this year I left them out to dry, they have been drying now for a little to long (about two months) they are all ...
3
votes
1answer
177 views

Help with Hop Analysis

I'll try this again. If you grow your own hops, would you pay to have them analyzed? If you have had your hops analyzed, did the analysis help you in subsequent brewing? Was it worth the cost (e.g. ...
3
votes
1answer
151 views

Hop Analysis for Home Brewers - Interest Poll [closed]

My future stepson is growing hops this coming season here in WA state. I'm a chemist and am thinking of doing the hop analysis for him. I'd like to poll you all and see if there is much interest in ...
7
votes
2answers
665 views

What are alpha acids?

Can someone explain what exactly an alpha acid is and why should I care about the alpha acid "rating" on the hops I use.
5
votes
3answers
265 views

Hop Utilization Resource

When substituting hops (both varieties and pellet/plug/whole)in a recipe, I would like to keep IBU as close to the recipe target as possible. However, the best utilization chart I can find is in ...
11
votes
4answers
3k views

Alpha acids vs. beta acids in aging?

Can someone explain the difference in hop bitterness between alpha acids in my wort vs. beta acids bittering during aging? And is it predictable enough to plan for in recipe formulation?