Questions tagged [stuck-fermentation]

A stuck fermentation is when the yeast stop fermenting early, leaving the final gravity reached considerably above the expected final gravity. Can be caused by temperature swings, poor yeast condition or using a strain with insufficient alcohol tolerance.

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58 views

Toxic compounds, weirder situation then usual, much weirder

Ok so I'm making some hard alcohol from a sugar-wash. I used too little yeast and fermentation ended up halting at like 7% ABV, it then stood around for like a week and a half till I got the new yeast....
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114 views

No more bubbling after a week

I have made mead a few times with perfect results. This time I tried a Cyser in a 1 gal batch. I followed a recipe that, based on the notes, had good results from others. 1 Gal of 100% apple juice, ...
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225 views

Finicky Wyeast 3724 Stall

Looking for some useful suggestions. I’m a veritable noob when it comes to brewing. I’m on my second brew and already trying to experiment with my own recipe albeit sticking to extract / specialty ...
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129 views

Apple cider clearing up after just a few days

I did an experiment with a couple brands of baker's yeast and I know that my conditions aren't optimal, but as I said, it's an experiment and it will probably taste horrible. But still, my ingredients ...
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Mead Stuck Fermentation

So, I made a 5 gallon batch of mead on 10Apr2015. I used 17 lbs of pasteurized clover honey and 4 gallon of spring water (no-boil method). OG = 1.130. I used D47 Lalvin yeast (3 packs) with 1/4 tsps ...
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Specific Gravity and fermentation of wine

I thought it would be fun to make grape jelly wine. My specific gravity started at 1.104. After day five fermentation appeared to stop at 1.08. I increased the temperature, added lemon juice and yeast ...
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87 views

Check beer for unfermentable sugars?

I did my first homebrew a fortnight ago, an american IPA BIAB-style on the stovetop. I ended up with a low OG (~1.045 - target was 1.075) and now after two weeks of fermentation a high FG too (~1.026)....
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58 views

Stalled mead fermentation

I have a stalled cherry mead fermentation.This is my first attempt at brewing mead so am hoping I can get it going again. I have used 3lbs honey to 2lbs cherries. My yeast is bulldog mead yeast and ...
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85 views

Chocolate stout stuck at 1021

I'm brewing a bulldog chocolate stout 'Easter brew' as per the instructions. 4.2kg of malt extract alone, 23L, one packet of dried yeast. OG 1058, the generic bulldog instructions just say get it to ...
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32 views

Stopped fermentation wine

My fermentation seems to have stopped too early. I don’t have much experience (mostly some wine and mead making failed attempts) or proper gear like a hydrometer. Here is what I did differently from ...
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504 views

How will I calculate ABV if I had to add honey in the middle of a stuck fermentation?

I created a lemon/ginger/carrot mead and started with SG 1.120. I used a mead calculator (https://gotmead.com/blog/the-mead-calculator/) to factor in the sugars in the carrot. However, the ...
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112 views

Stuck fermentation, more yeast?

I have a 2.5-2.75 gallon batch of Amber beer. I brewed it using the biab method. It's been in primary for about 2 weeks. 5 days ago the hydrometer reading was 1.030 and 3 days later it was 1.030. The ...
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Bottle a beer that was stuck at fermentation?

6 Months ago I attempted a KBS Clone. Beer uses chocolate, coffee, bourbon soaked oak. I got 1.090 OG and got stuck at 1.032, but it tastes really good (Can chocolate make it appear higher?) It's ...
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151 views

Stuck fermentation on wild fermented cider?

I pressed about 40 L worth of apple juice 12 days ago. Sweet cider was put into a carboy and foamed heavily after 3 or 4 days for about a week with consitent airlock activity. In the past two days, ...
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Having doubts about my first stout

I just had an issue with an oatmeal stout. I'm just starting to brew beer at home (BIAB) and I think I made some mistakes. I had my water at 80°C hoping for the decrease of temperature to 72°C when ...
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My brew has stopped

I made some Young's Scottish Harvest Heavy from a can. I used cane sugar, which I prefer for colour and taste. My refractometer said 1.048 pre yeast. Ten days on, gravity seems to be static at 1.020-1....
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Apple cider fermentation stuck for 20+ days

I am on my second year producing apple cider at home, and was successful producing 40 liters of apple cider and perry last year, and are through primary fermenting about 40 liters this season. But my ...
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237 views

Stuck Mead Fermentation?

Obligatory: This is my first batch of Mead and I'm still learning the ropes. If I've made any critical mistakes, please point them out but do know: odds are, I had no idea of that particular issue. I'...
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How do I un-stuck a mead's fermentation?

Some relevant facts: 18 pounds of Trader Joe's Mesquite honey, water to 5 gallons, yeast nutrient and energizer (I think it was 1 teaspoon of each, but a computer failure ate my notes). Yeast: Wyeast ...
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Fermentation first time

I need help. First time brewing in my life and I made some mistakes as expected. This was a 1 gallon brew kit. First indication something was wrong was after pouring the wort into the 1 gallon ...
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1answer
834 views

Did my mead stall? What can I do?

Edits are in bold italics This is my first mead and I know I've made more than a few mistakes up to this point in the process, but I'm hoping for a Mead Doctor to roll in and tell me what I can do ...
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Cider fermentation stopped after only 4 days. What to do?

I bought a "Magnum Apple Cider Kit" 1.7Kg kit. Added 1 Kg of corn sugar + 300 gr brown sugar and oak chips. For the first 3 days it has been fermenting like crazy. Today (4th day) the fermentation ...
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42 views

Why have I got a low ABV wine problem

This was my first attempt. I followed a recipe for jam wine in CJJ Berry's book. Did exactly what he said. Temperature between 26°C-28°C on the heat strip. Used Lalvin K1-V1116. Start OG 1.090, final ...
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2answers
348 views

Unfermented Wine - What to do?

I had a real problem with this years Zinfandel. It got delivered at 29 brix which I think is the source of the problem. I added 13% water to try to get it down around 25 brix at the 72 hour mark ...
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98 views

How long to wait on Lalvin BM45 wine yeast in beer wort before giving up?

Brewed a 10 gallon batch of a saison wort at a super-dry mash temp (142-145 F). It's currently split between two conical fermenters, one of which has around 150 oz of a tart cherry puree. Rehydrated ...
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122 views

Why does my fermentation keep stalling (round 2)

I asked this question a while back, and got a lot of good suggestions. But they didn't fix the problem. My most recent batch is a witbier. It started at 1.050 and started fermenting in 12 hours. The ...
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277 views

Fermentation still stuck after adding nutrients?

I'm brewing an imperial wit beer and it seems i have a problem with my wort beeing stuck in fermentation at 1.040. My wort is wheat extract 3.4kg and 1kg candi sugar, steeped with some oat flakes, ...
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4answers
639 views

Making a strong belgian ale

I'm pretty new to home brewing. I made a 1 gallon Belgian Ale kit which came out pretty good and then did a 5-gallon Strong Belgian Ale recipe I found on the internet which also came out pretty well. ...
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3answers
129 views

My first Brew gone wrong?

I attempted my first home brew from a kit last night, but underestimated how long the process would take so rushed it a little. After waking up this morning, I’ve realised I added the beer yeast into ...
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1answer
67 views

Re-adding yeast after a blow off

I am a first time shiner. I had a blow-off this morning, I'm making shine. I use a plastic bucket with a screw-on air tight lid and an airlock. The pressure blew the screw-on lid off. After cleaning ...
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1answer
328 views

Porter high OG with fermentation stopping at 1.030?

I was doing a porter/stout with extract and also steeped milled smoked malt for a more smokey flavour as part of the process (steeped in warm water around mashing temperature for about 20 minutes ...
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1k views

Specific gravity is the wrong way

I am brewing my first lager, a German Oktoberfest kit from Brewer's Best, after 12 batches of ales. I fermented in the primary for 17 days at 58 degrees and then raised the temperature to 65 degrees ...
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3answers
404 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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1answer
200 views

Air lock sunken water level

Twelve days ago I pitched my yeast in to two batches of ginger wine (different yeasts, different batches). For a few days fermentation was going well and the air lock was producing lots of bubbles and ...
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1answer
108 views

Saving my home brew

I feel like my homebrew might have died off and wanted to know what the best approach would be. I took an OG reading of 1.050. After hearing it bubble all night, which was great, I woke up and ...
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2answers
119 views

Fermentation seems to be stuck at 1.065

My cider started at 1.090 and seems to have stopped at 1.065. I put it in a secondary glass carboy. Do I need more time, it has been about three weeks?
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113 views

I went from bottling to refridge

I bottled then right to refrigerator. What can I expect? Been in the fridge for about 2weeks.Is the Beer lost?Can I remove it now or is it to late?
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177 views

Process and timing to detect a stalled fermenation in order to add more yeast (repitch)

Working with a 1.060 original gravity wort, mashed at 152F, and using the WLP565 Dupont yeast (that is known to stall), when should the brewer investigate if adding a secondary strain of yeast will be ...
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2answers
456 views

Is it good to use Irish Moss

Is it good to use Irish moss, if I'm using a beer kit to brew beer. The research I've done says I should add it to last 10 minutes of the boil. Does anyone know any different.
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252 views

How to use the hydrometer?

How do I properly use a hydrometer? How much unfermented wort do I put in the vial to get a good original gravity, possible alcohol by volume reading?
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401 views

Can you add more yeast and sugar

I brewed a 6 gallon Mexican ale, it was just after the high krusen phase. The Carboy was in the garage. Temperature outside was between 70&80 degrees. Brought it inside. Put some yeast believe ...
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3answers
2k views

Fermentation seems to be stuck at 1.022 after 2 1/2 weeks

This my absolutely first time brewing beer. I'm excited to try brewing my own and experimenting with flavours etc. I bought a kit from a from a brew store which included a fermenter and everything I ...
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1answer
72 views

How much do melanoidins increase gravity?

I recently made an all-grain Russian Imperial Stout on a stovetop, and because of some volume miscalculations (or something), I boiled for 135 minutes to get down to my desired volume of 2.5 gallons. ...
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4k views

Should I stir this (possibly stuck) batch or not?

First time brewing, made a lot of mistakes and now I'm concerned that my fermentation is stuck. Am I just being paranoid or impatient? Six days ago brewed this stout recipe: 6.6 lbs Briess "...
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7answers
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Warming up a demijohn / carboy

As a continuation to my previous question about a very slow fermentation of sloe wine, I think my demijohn is just too cold where it is. I haven't taken readings - I'm still fuzzy on how - but judging ...
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92 views

my beer has stopped fermenting

Doing and Irish stout fermantation has stopped after a day or very much slowed down temp change may have caused this? Would putting a heat blanket on the bottom restart it?
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341 views

First brew: dry hopped mead, probably stuck. How to best proceed?

I'm on day 9 of my first attempt at home brewing (1 gallon batch), and based on my measurements on day 5 and today it appears to be stuck at 1.010 Original Gravity was 1.065 Kind of just went gung-...
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1answer
109 views

Altitude and Yeast

I live at 9200 feet I am on my second batch of beer. Both batches did not really chug as I call it.First batch tastes great but no carbonation Second batch yeast rose up but went flat in 1 day just ...
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238 views

Stuck second fermentation - suphites to blame?

I'm making a sparkling elderflower wine. It's in a 25l plastic bucket with a trap. The first fermentation went well. I racked it, added sulphites (Campden tabs), added fining, left for a couple of ...
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96 views

Not quite at FG with an extract batch after two and a half weeks… Safe to bottle?

It's a simple US-05 extract batch. OG was 1.063 and I'm currently on 1.016 where projected FG was 1.012. Gravity has been stable for three days. It's also absolutely delicious so I'd gladly bottle it ...