The temperature of the wort during fermentation. This may be different to the ambient temperature since fermentation is an exothermic (gives out heat) process.

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321 views

When is the most critical time to control fermentation temperature?

I know there is a similar question out there, but I am trying to ask for my own particular set u. If memory serves, I believe that is is in the first 48-72 hours of pitching yeast. This is when ...
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1answer
435 views

Doppelbock fermentation and lagering question!

Iv'e got a Doppelbock 1.090 brewed 7/19. Pitched the Whit Labs "X" at 60 deg. Placed the carboy in the fridge (first time trying a lager fermentation). Two days later the beer was at 44-46(thats the ...
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1answer
250 views

Fermentation Schedule on a Biere de Garde

-TLDR version of the questions: How long could/should you keep fermented beer on the yeast at 72 degrees after reaching an appropriate final gravity before racking/bottling to minimize off-flavor ...
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1answer
2k views

How to tell if (and recover from) a diacetyl rest was done too early?

I've got a lager (Wyeast 2206) that I've just taken out of primary fermentation (at ~8C, for 10 days) for a diacetyl rest (at ~20C). I picked the time to do it based on "How To Brew" suggesting I ...
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1answer
824 views

Temperature for fermenting a hybrid (california common)

I'm planning to brew a California common "steam" beer. I will be using a bottom fermenting lager yeast, specifically Wyeast 2112 California Lager. This is intended for a warmer fermentation, up to 68 ...
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1answer
660 views

What flavors come from fermenting S-04 on the warm side?

I brewed this 1064 OG recipe and used my reverse flow chiller to get it down to 74F (could have gone cooler, but my starter was at 76F or so). It fermented like nuts (over 1.5 gallons of krausen ...
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3answers
2k views

Ideal fermentation temperature

I'm just finishing up a DIY fermentation chamber made from a chest freezer, reptile tank heater, and a temperature controller. Now I just need to figure out what temperature to set! Most yeast ...
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1answer
121 views

What will be the effect of allowing fermentation temperature to drop on a nearly finished fermentation?

I brewed this Northern Brewer saison kit and picked the Wyeast 3724 belgian saison yeast. Only later did I discover that this yeast has a tendency to stall out. So as a preventative measure I ...
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2answers
355 views

Should I start mead fermentation at this time of year?

I would like to start a new batch of mead. However currently the air temperatures where I live can reach 30 degrees (Centigrade) and I have no air conditioning at home (so the temperature at home can ...
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1answer
455 views

Raising fermentation temperature

I recently upgraded my system to include temperature control, and I had fermenting a brown ale at 67 degrees for about 6 days. Took a gravity reading last night, and it was at 1.014 (down from ...
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2answers
459 views

Diacetyl Rest on Cream Ale

Have a cream ale (OG ~1.059) that has been fermenting at the low end of US-05's range (57-59 degrees) for just about two weeks. Didn't test gravity, but still saw a decent krausen ring and airlock ...
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2answers
2k views

Can we estimate the temperature rise in the primary due to fermentation?

OK, this is sort of cheating but I really liked this question so I thought I'd ask the question again in a slightly different way and try and answer it. I was wondering if we can actually estimate ...
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2answers
1k views

Aquarium water heaters for Fermentation chamber

Looking for suggestions on brands of aquarium heaters to use in a fermentation chamber I've built. My set-up is a 60 qt Igloo cooler with a custom foam insulation top cut to allow for a 5 to 6.5 ...
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1answer
676 views

Day Three, still no apparent fermentation

During my most recent brew session I may have been a little too relaxed, and had a few too many homebrews during the process. I feel like I did everything right and kept everything sanitary, but ...
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1answer
807 views

WLP 566 Saison Long Fermentation

I brewed up a saison/BGSA 13 days ago, OG of 1.088. Don't have the grain bill/fermentables handy, but there was a good bit of sugar/highly fermentable adjuncts. Pitched a 32oz starter with this ...
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3answers
968 views

At what stage of the fermentation process is temperature control most important?

I've been using a fridge w/thermostat to control fermentation temperature for ~6 months now & have recently started dual-purposing the fridge for a keg as well. Since serving & fermentation ...
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4answers
3k views

Heating Methods

Just yesterday, I bought a chest freezer and digital Johnson temp controller, and am EXTREMELY psyched. I think I'm going to make a pre-prohibition pilsner/classic american pilsner as my first lager. ...
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2answers
2k views

Can't get accurate temperature with johnson controls and freezer

I've just started fermenting my first lager with my recent new temperature control equipment, but am having some problems getting to the correct temperature. I have a chest freezer with a johnson ...
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1answer
840 views

How to compensate for wort internal temperature when using a temp controller?

What's the best method to use a temperature controller during fermentation? If you're using a freezer (or warming apparatus) connected to the controller, how do you compensate for the fact that the ...
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2answers
1k views

US-05 Fermentation Temperatures / Top Cropping

Brewed a 1.060 OG IPA last night (extract), pitched a packet of US-05 reconstituted with 5 ounces of water. Pitched at 68 degrees, but I wanted a clean fermentation with minimal esters, so I have the ...
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1answer
568 views

Nothing visible happening in fermenter after three and a half days - what should I do?

My first brew has been in the primary fermenter for three and a half days (brewed Saturday night, it's now Wednesday morning). It's in a plastic bucket fermenter with an airlock. There are no bubbles ...
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3answers
135 views

Quick fermentaion, what should i do?

I made a batch of cider 6 days ago, and it started fermenting nicely, however now the bubbles in the air lock have slowed to nearly 1/min (according to my recipe means it's fermented) However this is ...
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2answers
432 views

Stuck Ferm? Celebration Ale Clone Gravity at 1.021

Celebration Ale Clone (extract kit) White Labs California Ale Yeast (liquid vial, no starter, I know next time I'll make a starter) Pitched at 68 degrees and good activity 18 hours later, got up to 71 ...
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2answers
531 views

Waiting to pitch yeast?

I came across a couple similar questions, but not exactly what I was looking for. I only have a short period where I have time to brew, but my starter isn't ready and some cooling equipment. Are ...
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1answer
573 views

Kolsch fermentation temps and schedule

I'm brewing a Kolsch beer for the first time with a pretty straight forward recipe using WLP029 yeast. I've only brewed basic ales so far and I'm confused about the fermentation temps and times for ...
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2answers
760 views
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513 views

How to monitor FV Temperature online

Is there a temperature monitor/device which I can attach to the fermentation vessel that will post temperature data back to a PC via Ethernet or wireless?
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1answer
196 views

How long should I keep a lambic at fermentation temperature?

Normally I ferment beer in my basement, which varies in temperature from 50-70 degrees, depending on the season. These temperature swings can be bad for fermentation, especially in winter. So when I ...
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4answers
638 views

I might have pitched at too low a temperature

I brewed my first extract batch in awhile yesterday (5.5 gal Great Lakes Christmas Ale clone), and I feel I may have cooled it too much. I got 2.5 gallons of the concentrated wort down to about ...
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2answers
3k views

Fast versus Slow Fermentation

So I pitched a cider and the yeast blitzed through the batch in 48 hours (SG=1.050, FG=1.000). I noticed that the temperature went from 72F to over 76F during the fermentation (I really don't have a ...
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7answers
2k views

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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3answers
744 views

How long do I need to maintain my fermentation temperature?

Do I need to maintain my desired temperature until bottling or take it out of the "ferm chamber" after initial fermentation is done? What about with long term brews such as sours?
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2answers
136 views

Can I do a high temperature starter?

I know if you are adding the yeast directly to the wort you want to keep the temperature similar to that of your eventual fermentation temp to minimize shock to the yeast. However, I plan to make a ...
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2answers
130 views

Heat and yeasty flavors

I've used safbrew T-58 a couple of times over the last year and had both great batches and very yeasty-tasting batches. Could the heat be the reason for the yeasty taste? A warm day in the Israeli ...
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1answer
281 views

Ramping temperatures during fermentation

What is the appropriate way to ramp temper when say brewing a Belgian beer? Would I expect to have off flavors from the higher temps? What's the best range for ramping? Do I actively manage the temp ...
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2answers
860 views

Best beer styles for warm fermentation environment?

What beer styles tend to work well with a warm (at least 70F, possibly up to 90) fermentation environment? In other words, what styles will be best to mask or work with the off-flavors produced?
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1answer
240 views

Small Space & Apartment Brewing: Diacetyl Rest

When brewing a lager in an apartment, you will most probably use a small refrigerator for the lagering process. If the refrigerator does not allow you to choose the exact temperature, but instead you ...
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2answers
3k views

Which type of cooling system makes the best fermentation chamber?

There is already a general question about ways to control fermentation temperature. This question, however, is more specific - it pertains to active fermentation temperature control using ...
3
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3answers
2k views

Should I move primary to lower temp?

I'm brewing a dubbel and pitched a 1000ml yeast starter of Wyeast 1214 at 68F. It's fermenting in a room now with an ambient temp of 72F. Over the course of 30 hrs, temp has increased to 78-79F ...
5
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2answers
1k views

should i keep my carboy at current fermentation temp after moving from 75F+ to 68F?

I brewed an amber ale kit on Sunday (my second time brewing at all). Using white labs wlp008. I left the carboy upstairs and the fermentation was very rapid and extremely active for two days reaching ...
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3answers
1k views

How does ambient/room temperature compare to fermentation temperature?

My first brew day is approaching and in preparation I have been monitoring the temperature of the room I plan to use. Initially I was seeing daily fluctuations from 16C to 25C as the heating came on ...
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3answers
530 views

Maintaining Lagering Temperatures

I've got a Pilsner in primary that I'm hoping to start lagering this weekend. I don't have a refrigerator that can accommodate the carboy, so I'm thinking about keeping it in a largish lidded foam ...
2
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2answers
2k views

Belgian witbeer: Which fermentation temperature in comparison to a Bavarian Hefeweizen?

I have recently made a Bavarian Wheat that all my "co-drinkers" liked quite a lot. I have fermented that pretty cold (18C/64F), since I don't like these beers when they are overly estery and tasting ...
3
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4answers
2k views

Temperature swing of 10+ degrees during fermentation

I'm fermenting a porter, and pitched the yeast at about 75 on Sunday night (4 days ago). Lively fermentation started the next day, and though the wort had cooled to about 68 the first night, the ...
3
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2answers
390 views

How much time should a warm-fermenting yeast strain sit at the high primary temperature?

I made a batch of braggot (~46% honey) a couple of weeks ago, and used the Duvel strain (a pack of Wyeast 1388 and a vial of WLP570). Pitched at 65 and ramped it up to 82 over the course of 7 days. ...
4
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4answers
611 views

First Time Brewing…am I doing it right?

So I went to my local brewing store, and got a starter kit. It came with a 7 gallon fermenter, a siphon tube, a floating thermometer, bottle caper, bottle caps, bottle scrubber, and sanitizer. By the ...
2
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1answer
417 views

Initial fermentation temperature for saisons?

It's summer, and that means that my basement is too warm for English and American ales, but I did make a really fine French farmhouse ale (saison) at fermentation temperatures of about 75F. I've ...
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1answer
411 views

What is a swamp cooler?

What type of equipment do you need to build one? How do you use it? What are the realistic expectations of using one?
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2answers
721 views

Which fermentation temperature should I favor?

I am doing a dual brew this weekend. First up will be my Engine 97 Steam Beer (aka California Common - see recipe here: http://www.lootcorp.com/recipes/engine-97-steam-beer.html - credit for original ...
2
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3answers
721 views

How do I use this Digital Temperature Controller?

For my birthday, I asked my sister for a Digital Temperature Controller. Rather than buy the one from Norther Brewer, I found what I thought was a better deal from Pex Supplies. However, it looks like ...