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The stage in the brewing process where yeast is pitched into the wort and the bulk of the sugars are converted to alcohol, transforming the wort into beer. Contrasts with secondary fermentation, bottle fermentation (bottle conditioning) and aging.

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when does the alcoholic fermentation end?

No special instruments / meters available. Is there an approximate way to tell when the alcoholic fermentation has stopped ? I am asking so I know when to add the MLF yeasts in. Viniflora CH16 ...
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Brewing a 25l batch in a smaller fermenter

Can you brew say 7kg of sugar in say a 10l fermenter as opposed to a more standard 25l fermenter. I mean technically the sugar will still ferment in the smaller vessel or is that not the case will the ...
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359 views

Beer sat for too long in the carboy

I made a chocolate-cherry brown ale with an extra ounce of hops (in 5 gallon carboy) back at the beginning of October. Would it be safe to bottle and skip secondary fermentation? There's also a thin ...
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195 views

Cider fermentation and carbonation

I'm a novice "homebrewer" about to attempt my first ever brew. I've been reading about a homebrewing process in which yeast is added directly to a juice for a period of time in order to achieve ...
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3answers
135 views

Stuck fermentation vs arrested fermentation

It is my first grape wine home brewing and I have been reading up a lot regarding yeast fermentation. I like my wine bit sweet and I read that either adding alcohol as in port method or adding a ...
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2answers
81 views

Imperial stout fermentation

So I put my imperial stout (expected ABV 9%) in the fermenter on Wednesday (now Saturday). Pitched safale s-04 onto 10.5 litres of wort at around 22 degrees C. So far there doesn’t seem to be much ...
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323 views

Fermenting in Sealed Keg

I have heard of people fermenting in corny kegs before. I've also heard of people fermenting under pressure. Finally, I've heard of people fermenting in corny kegs under pressure, using a spunding ...
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3answers
259 views

Is air at the top of a demijohn harmful?

Sometimes I make a large batch of wine and fill maybe two or three demijohns, sometimes four. I don't know how many demijohns I can fill until I've filled them. That means, sometimes I end up with an ...
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1answer
48 views

What did I make and how long to ferment?

For reasons I won't go into - I threw together a bunch of ingredients to make something resembling a Barkshak Ginger Mead. I wasn't concerned with color so I used some non-standard ingredients. In the ...
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1answer
78 views

Do I need the dregs from primary fermentation for carbonation?

I'm currently making my first homebrew - a ginger beer using this kit and recipe. It's finished primary fermentation (hopefully, the cold weather has me concerned), and I've just bottled it for ...
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4answers
185 views

Used buckets as primary fermentation container?

I know the family which owns a local chinese restaurant near me. They have very many buckets which they toss regularly. The other day they gave me a Kari Out co. bucket at one time used for duck sauce,...
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1answer
93 views

First brew - What is a good SG for end of first fermentation?

After my primary fermentation, ready to rack to carboi (about a week) my SG is about 1.015... is that anywhere near being good? Seems like that's what it started at. It's a red ale from an extract ...
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478 views

Quick advice for dry-hopping and racking to secondary

tomorrow I'll brew an English style IPA with extract. I want to dry-hop in the conditioning phase, so, considering I'm using S04 on a small batch, I'll probably add the hops on Wednesday. It should be ...
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119 views

Secondary Fermentation

I've only started brewing Wine a year ago and have been keeping the subtle complexities of making a good wine as simple as possible, only to level up when I feel confident. So, consequently I've only ...
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2answers
160 views

High FG in primary fermentation

I am doing a Diabolo beer from this kit First, my OG was 1.070 (vs 1.075 recommended). Now, after 9 days (they recommend 10 days in primary fermentation), the FG is 1.018. The recommend value is 1....
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3answers
909 views

What is the max time it would take yeast to “clean up”?

I have read many post fermentation opinions/practices. Some move it to secondary after a week, some wait 3 days after fermentation is done and then bottle condition; and many leave it sit on the yeast ...
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Stalled fermentation

I've started brewing an Oktoberfest. It has been in primary for a little less than a week. The first 24 hours was good, super active. After about a day, it got pretty warm here, and the ...
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2answers
411 views

What's the average loss of gravity after two days of fermenting?

I was just curious because I took what was supposed to be my OG two days after because my hydrometer came late. The reading seemed very low, 1.030, and I was hoping I lost at least .010 from the ...
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495 views

Can I add yeast energizer and sugar to my secondary fermentation?

My OG might be a little lower than expected. I'm not sure if my reading was accurate since I took it a day after fermentation began via the spigot at the bottom of my bucket. Reading was 1.030. In a ...
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2answers
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Is it ok if my transferred wort has some undissolved hops in it?

Today I brewed my first 5 gallon batch. A pumpkin ale! Super stoked, but it was hard to avoid getting some of the undissolved hops in it as I transferred the force chilled wort to the primary ...
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1answer
59 views

Is this a stuck fermentation?

Here's what the fermentation has been so far. Day 1: Not much Day 2: 3 bubbles in the airlock every 2 seconds. Good krausen formed. Day 3: 1 bubble per second Day 4: 1 bubble per 2 seconds Should ...
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3answers
141 views

Is it too soon to keg if im storing for a few weeks?

I just dry hopped an IPA i brewed on July 30th. I plan on kegging it next Wednesday, exactly one week from today. The Beer has had a full 10 days of primary fermentation so far and is only going to ...
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4answers
242 views

Yeast in 1.080 beer

I pitched 1 pack of Safale 05 in my 1.080 beer. That is all the recipe called for but I am afraid it may be an under-pitch. Is it advisable or possible to pitch more, its been fermenting 2 days at ...
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3answers
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Sulfur Smell from Fermentor

======================== 20 lbs. Forest Honey 12 lbs. Blueberries water to 6 gallons 5 grams of D-47 4 tsp. Fermaid K + DAP ======================== After the initial vigorous fermentation, I ...
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5answers
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Minimal airlock activity

So I've just finished my 3rd all grain brew yesterday, first time trying a stout. After 24 hours, I'm only getting ~4 bubbles per minute on the airlock. Last night about 8 hours after pitching the ...
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4answers
188 views

My beer is at the fermenting stage but it is not vigorously bubbling

I brewed beer for the first time two days ago using Brooklyn Brewshop kit using their Oatmeal Stout recipe. Now I am at stage 4 "Fermentation" but I don't observe a vigorous bubbling, just a bubble ...
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3answers
385 views

How representative is the taste of cider after primary fermentation?

I'm brewing a Wilko Pear cider kit. The method was to empty the can of juice into the FV and add 1.5kg of brewing sugar and enough water to bring it up to 23L. I started it off just under 3 weeks ago ...
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1answer
51 views

Is delayed yeast activity normal?

I am working on a small batch, 1 gallon of Pale Ale. It came in a kit and the yeast was not labeled so I am not sure what kind it is. This is only the third batch I have brewed. On my first two ...
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2answers
238 views

Hop material in primary

When making an IPA yesterday, I decided to throw in every last hop leaf and pellet I had laying around. It turned out to be quite a bit. Also, due to a lack of space, I decided to use my kettle as a ...
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1answer
66 views

Sitting to long after fermentation [duplicate]

I had brewed one gallon and I let it ferment and then let it sit... I think it has been two months or so after the recommended fermentation of this particular brew. I know it won't continue to ferment ...
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1answer
103 views

Special considerations for primary fermentation in a carboy?

I brewed my first batch this weekend (Scottish Ale) and have been keeping an eye on it during primary, largely out of curiosity but also first-timer's paranoia. We added too much water before ...
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1answer
432 views

Lager still smelling like apples after 2 weeks fermenting

Currently got a lager kit brewing but not sure if it is ready to bottle. The kit I have says to leave it for 10 days but I didn't seem ready then and had quite a strong apple smell to it although ...
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1answer
535 views

Forgot to add fermentable sugar

I started a saison 3 days ago, and the recipe called for 3.5 oz of dextrose in addition to the grains. The batch is a 1 gallon batch and the recipe also called for 1.6 lbs of 2-row and 6.5 oz rye. ...
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124 views

Which is a better fermentation method for high gravity beers?

I'm looking to brew a high gravity porter for christmas this year, aiming for OG 1.100. I've browsed several questions on this site relating to high gravity beers and the tendency seems to be towards ...
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379 views

Fast Fermentation - Should I be worried?

Just did my first batch using the fast ferment conical fermenter. Brewed an extract kit from Northern Brewer....their Smashing Pumpkin Ale. It's a 1.054 OG brew and I used a dry yeast to ferment. ...
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3answers
106 views

Achieving the Expected SG from a Beer Recipe

I've recently been looking at all-grain brewing and noticed that the recipes tend to have a wide variation in the expected final specific gravity after fermentation. I was wondering how you manage to ...
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1answer
141 views

Pitched dry yeast into 57F wort, underfilled the fermenter with water… have I ruined my batch?

So, I was brewing my Brewer's Best Kolsch LME kit, and I made four errors. First, I skipped rehydrating, yielding to the boxed instructions instead of the packet. Second, I overestimated how cold my ...
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108 views

Fermentation Temperature

I have a quick question. I've been looking for an answer, but didn't find a clear answer. So, I'm making an IPA. Right now the air temperature in my closet where I keep the carboy is 67-68F. This is ...
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Why is the primary stage of fermentation of wine important?

Senior chemistry student, whilst I know the main reason, I would like to know more of the chemistry behind it.
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210 views

Fermentation issue - Airlock overflow [duplicate]

I'm brewing my first batch ever, we did our best but something is going on in the fermentation and I'm not sure what it is. Here is a 30 sec video of the issue: https://www.youtube.com/watch?v=...
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No Activity or Krausen [duplicate]

Something that has never happened to me. Brewed early Sunday and hit 80+% efficiency. I used Wyeast London Ale that was fully bloated when pitched. Over 36 hours later zero activity. No krausen, ...
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1answer
203 views

Plastic Bucket - Primary & Dry Hopping

I will be brewing an IPA this weekend and fermenting in a bucket...so much easier to clean afterwards. Once fermentation is complete, I am going to dry hop for 7-10 days in the primary. That ...
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1answer
3k views

Wine fermentation without yeast?

Apologies if this is a duplicate - wasn't able to find anything similar. Making a 3gal batch of strawberry wine. Poured sugar-water over fruit and set aside to cool. Been having problems with bugs ...
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2answers
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Foam on my fermenting beer

My beer iam fermenting which is now 7 days old has started producing a small amount of foam/bubbles on the surface! Everything else is spot on, just wondering if this is normal so near bottling stage? ...
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2answers
459 views

Fermenter head space and airlock hole

Hi folks I'm after a bit of advice as its my first time doing home brew I'm using Wilkos dark velvet stout. As it states on the tin to make 40 pints fill, to 23 litres. Now I have a 23 litre ...
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2answers
46 views

Not seeing fermentation on lager's primary fermentation

We're currently trying to get a lager to go through its primary fermentation but after 2 days, we haven't seen any action or changes on the surface of the wort. The wort had a full packet of yeast ...
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2answers
625 views

Campden and Pectic enzyme

I read a recipe specifying that pectic is to be added 12 hours after the addition of Campden. Until now I've been mixing in all my additives at the same time, and haven't had any problems. My ...
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Fermentation Done After 2 Days?

So this is a weird one. 3 weeks ago I made an Xmas beer. I brewed it, pitched the #2 yeast, and put the carboy in my cold dark room (about 70 F) to ferment. The fermentation and krausen began about ...
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2answers
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Super fast fermentation?

I pitched Red Star Champagne yeast for a two gallon batch of Banana wine six days ago today when I went to siphon the must into the secondary I saw fermentation had stopped. Trying to figure out what ...
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2answers
99 views

Are there any downsides to leaving beer on fruit in the primary?

I'm planning to brew the Winter Wassail from The Homebrewer's Garden. The recipe calls for adding 4 pounds of mashed cranberries and 2 pounds of ground apples at flameout, steeping them for 15-20 ...