Primary fermentation is the initial and primary stage of fermentation where the yeast consumes the sugars in the wort and converts them to alcohol and carbon dioxide.

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What's the point of secondary fermentation?

I've always bottled directly after the primary fermentation has finished. What's the point of the secondary fermentation? Can I use a bucket or is it something that really necessitates a glass carboy? ...
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7answers
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Temperature Control for Fermentation

I am curious how everyone controls the temperature of their primary, especially those that live in the warmer climates. In Florida, where the temperatures can soar and remain in the 90's and above ...
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6answers
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What's the difference between primary & secondary fermentation?

Over here PJ asked "How do you differentiate primary to secondary if you keep it in the same bucket?"
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6answers
7k views

Should I worry about blow-off?

I brewed a batch of IPA yesterday and when I checked on it today it had started to blow-off. There is so much pressure in the primary that it has spilled up through the airlock and is constantly ...
9
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5answers
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What prevents contamination during primary fermentation?

I'm about to start my first beer and I've been doing lots of research.. but a question I haven't seen answered is why isn't there more contamination during primary fermentation. For secondary the ...
8
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6answers
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How to strain wort before primary fermentation

I recently made a big beer (Dogfish Head 90 minute clone) with an OG around 1.11. I had never tried to strain wort before moving to a primary fermenter but thought it would be a good idea since this ...
8
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1answer
5k views

What is a proper blow-off tube setup?

36 hours ago I brewed a BIG red ale and pitched some kick-ass WLP001. The picture on the left is what I had late last night (24 hr in). Made me a little nervous. And this morning the krausen had ...
6
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5answers
2k views

How are 10-gallon batches commonly fermented?

Currently I brew 5-gallon all-grain batches using my propane burner and 7.5-gallon brew pot. I've been considering buying a bigger pot and building a bigger MLT to do 10-gallon batches, but I'm not ...
6
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1answer
801 views

Cherry Chocolate Hard Apple Cider

It's cider brewing time of the year and I'm thinking of doing a cherry chocolate cider. My question is whether I should boil the cherries and chocolate nibs in a portions of the cider prior to ...
6
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2answers
466 views

Brett: Primary or Secondary

What are the differences between fermenting a beer solely with Brettanomyces (or some blend of sour yeast) versus adding it to the secondary after primary fermentation with a non-sour yeast?
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5answers
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What kind of infection is this and is the beer ruined?

Picture of Infection This is my first all-grain batch and unfortunately it has developed some kind of growth. It didn't smell like death, actually smelled pretty good, and the samples I have been ...
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4answers
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How is the length of each fermentation determined?

When crafting an original recipe, how do brewers determine the length of time at each stage of fermentation? Obviously, several factors weigh in, including the exact composition of the wort, the ...
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3answers
250 views

Primary taking far longer to settle down than usual - should I worry?

I'm on my fourth batch of IPA from a "tried & true" recipe from a local brewshop. On the first three, I transferred from Primary to Secondary after the bubbles got to more than 1 minute ...
4
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3answers
329 views

Will my session beer be OK for 5-6 weeks in primary?

I am looking to finish off my leftover ingredients and can just about make a pale ale with OG ~1.04 or so. I'd like to get it started tomorrow, but I probably won't be able to rack it until the first ...
3
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4answers
11k views

Can I add more yeast during primary fermentation?

I've got a brew that's been on primary fermentation for 10 days and still haven't seen any activity in the airlock (again). Gravity has dropped from 1.040 to 1.014, but I'd still like to raise the ...
3
votes
1answer
533 views

Fermenting in 5 gallon PET bottles

Rather than buying buckets or carboys, I would like to use 5 gallon PET water bottles that I can get free from work (I verified they are PET with the "1" on the bottom). However all my extract recipes ...
3
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2answers
465 views

Lager krausen won't fall

I'm brewing my first true lager with White Labs WLP800 and the krausen won't fall. I'm being somewhat impatient because it's taking up primary space right now. I pitched at 44°f and let it rise to ...
3
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3answers
510 views

Overly Active Fermentation

I've got an Imperial IPA that I'm worried has something wrong. OG 1.080, 5gal batch, 6.5gal fermentation bucket, Used a healthy starter, Room temp 70f Primary kicked up within five hours or so and ...
3
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1answer
309 views

Controlling exothermic heat from primary fermentation with A/C cooling duct

In terms of brewing with Ale yeasts, I understand that fermenter temps can increase up to 10 degrees, or more, than the ambient room temperature. As a "cheap" method for keeping the temperature of the ...
3
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3answers
4k views

How long can homebrew stay in the primary fermenter?

I just put down my first brew and should have bottled it last week but had something come up. How long will it be good for? If I bottle it this weekend will it still be good or is there something I ...
2
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4answers
707 views

Longest time in carboy?

I've been extraordinarily lazy lately and have kept 2 of my beers sitting around for some time. What is the longest you've kept your beer on primary and still had good results? I'm hearing arguments ...
2
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1answer
399 views

How to ferment 15-gallon batches

It's probably a simple solution, but I'm planning on making the jump to AG very shortly and, having only done 5-gallon batches in the past, am wondering what is the easiest way to ferment a full ...
2
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3answers
861 views

Can you brew using a mini Yorkshire Square?

Is it possible to brew using the same method as a Yorkshire Square but at home? Since the entire thing is open to the air, it seems like it would be a lot easier to brew like this instead of spending ...
2
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2answers
871 views

New batch of wort in primary for 24hrs now and no “krausen” forming. Trouble?

This is my second batch of wort. My first went so smoothly I decided to start another in the primary after racking the fisrt over to the carboy. It's been sitting in the primary now for 24hrs and ...
2
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1answer
282 views

Leaf Hops in Primary

I used leaf hops in my boil and did not filter them out when I transferred to primary. I thought it'd be like pellet hops, which settle down into the yeast cake. This is not the case, though. They ...
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3answers
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So I don't know if my primary is done

I started primary 5 days ago. On the second day it had a healthy yeast cake on top. Day three it began to fall and yesterday, so day 4, it went all the way down. The temp is at 70 degrees and is an ...
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1answer
471 views

Day 2 of Primary Fermentation of beer

Is this what my primary fermentation should look like after a day??? It looks like my yeast has been sitting on top of foam..
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3answers
125 views

Hops - Do they stay in the wort for the primary fermentation or not?

I have two sets of instructions for putting the wort into the primary fermentation bucket. One says to just dump the entire contents of the wort into the bucket. The second says to stir like crazy ...
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2answers
397 views

Yeast on primary fermenting foam [duplicate]

Possible Duplicate: Day 2 of Primary Fermentation of beer Is this what it should look like day 2? I sprinkled the yeast on top yesterday, and today it looks like it foamed a bit and looks ...
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3answers
187 views

How worried should I be about a plastic-wrapped kettle that had to air chill for two days?

I was in the middle of a 7-gallon brew, when my landlord informed me that the grain that I had put down my garbage disposal had clogged the main drain for the house. My sink is too small for an ice ...
1
vote
1answer
734 views

When should I add apricot puree to a Belgian beer?

I'm brewing a Belgian dubbel tomorrow and have a 3-lb can of pureed apricot. I don't know if I should add it into my primary after a few days of initial fermentation, or if I should wait a couple of ...
0
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1answer
75 views

Can I re-aerate in the Primary?

Is there a downside to shaking the primary fermenter to re-suspend the yeast if the fermentation is going slowly?
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2answers
78 views

Bubbles restart after 1 month?

i've done 4 batches one month ago, one per day, day after day. My batches now are of 60L, and I use 2 30L fermenters for each batch. 2 of the 4 batches are the "same recipe", so I have 4 fermenters ...
0
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2answers
129 views

14 days in the primary to long? [duplicate]

Hi I am doing an ipa and was wondering if 14 days in the primary is to long before racking to a secondary for dry hopping. I see others saying 7 days in the primary then 14 days in the secondary.
0
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1answer
128 views

Adding color/flavor during and after fermentation?

After a week of fermentation I'm realizing I missed my mark on color and flavor: What I've got: A great brown porter What I want: A more robust porter I'm wondering if I steep some Midnight Wheat ...
0
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1answer
308 views

Adding coffee without secondary

There are several questions about adding coffee, but the best results always seem to result from adding the coffee at secondary fermentation. I simply don't have a second vessel so this is not an ...
0
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2answers
44 views

Primary Fermentation Increased

So I brewed an IPA about 2 weeks ago. I used a glass carboy for fermentation and for the first 2 days it was heavy bubbles then for the next week and a half there were a few tiny bubbles. I checked ...