Questions tagged [fermentation-temperature]

The temperature of the wort during fermentation. Often different from the ambient temperature since fermentation is an exothermic process (releasing heat).

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8answers
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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Fermentation Temperature Control Methods

What different methods do people use to maintain or control fermentation temps? This includes maintaining temps for both Ales and Lagers. For most climates, active control is necessary for doing ...
14
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2answers
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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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3answers
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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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3answers
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Best beer styles for warm fermentation environment?

What beer styles tend to work well with a warm (at least 70°F/21°C, possibly up to 90°F/32°C) fermentation environment? In other words, what styles will be best to mask or work with the off-flavors ...
10
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4answers
629 views

Why are Swings in Temperature Bad?

I started brewing back in may, at the beginning of a Californian summer. I quickly learned that the swamp cooler was necessary to prevent unwanted ester formation due to a too-high of temperature for ...
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4answers
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Can fermenting temperatures affect a beer's taste?

I'm putting together an "all glass" kit with two carboys and want to brew a DIPA but I'm a little concerned about temperature ranges where I'll be fermenting. I'm looking at somewhere between 15-18 ...
8
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5answers
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Fermentation temperature for an IPA

I haven't found a global agreement on these topics. Let's suppose that the yeast is American (such as Safale US-05). Then: Which is the ideal (primary) fermentation temperature for an IPA and why? ...
8
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4answers
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Ale Fermentation Temp. Too Cold?

Recently, I've had a streak of hot fermentations. My primary vessel nears 80º, and sometimes more. With my latest batch, I've moved to a much cooler part of the house. I expect it to consistently ...
8
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2answers
14k 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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3answers
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At what temperature should a lager be fermented?

When fermenting a lager, what temperature should it be held at for best results?
7
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2answers
581 views

Help - Wort dropped to 59 degrees (beer temp)

I need help knowing what to do. My breaker tripped on my fermentation chamber and my Wort dropped to 59 degrees (beer temp). This was high gravity ale using Safale us-05 (2 packs, rehydrated ...
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6answers
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Networked/Connected Thermometer for Measuring Water in Swamp Cooler

I was hoping to put together an information system that could measure the temperature of the water in a bucket where I place my fermenting-bucket and notify my smart phone when I need to replace the ...
7
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3answers
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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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5answers
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How Should I Place a Digital Thermometer into My Fermentation Chamber and Keep it Airtight?

I have a setup with a raspberry pi and two DS18B20 digital thermometers that measure the temperature of the ambient air and the water in a swamp cooler that I place my fermentation chamber in. I was ...
7
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6answers
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What to look for in a temperature controller

I've decided to begin assembling the components for temperature control, as I am walking around telling new homebrewers that its the best thing one can do to improve quality, yet I myself don't have ...
6
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3answers
641 views

Tips for brewing at high temperatures

I live in a tropical country and don't have an extra freezer, but I want to comeback to homebrewing. I'll dare to brew at high temperatures and would like to find ways to get a decent tasting beer. ...
6
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3answers
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Safale S05 when is it safe to increase temperature

I am using S05 to make a porter/stout (let's not have that discussion), one of the things is that the ambiant temperature in my house is quite high (28 degrees celcius), I can cool it down for a few ...
6
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6answers
407 views

Affordable cooling solutions

I have been advised that controlling fermentation temperature is the first thing I should do to try and improve the quality of my beer. I gather I can get a temperature controller (such as the one ...
6
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3answers
3k 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 ...
6
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5answers
3k views

Which strains of yeasts are the cleanest for warm/hot fermentation?

I am from Puerto Rico and the temperature here is like summer all year round(between 75 to 95*F) , and I really want to know the cleanest strains of yeasts for this kind of temperature. (clean yeast=...
6
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2answers
208 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 ...
6
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1answer
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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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2answers
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Should secondary fermentation be the same temperature that primary was?

Or is it okay for the secondary fermentation to be colder than primary?
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2answers
156 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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2answers
1k views

Where can I find information about the yeast Saccharomyces Bayanus?

I was able to find plenty of information about the ale yeast S. Cerevisiae and lager yeast S. Pastorianus, however information about the wine making yeast S. Bayanus appears to be more difficult to ...
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1answer
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How much does gravity typically drop after high krausen

I have two fermenters going with about a cup of slurry of S-04. Pitched Sunday morning at 61 degrees ambient, they were showing activity within 5 hours, vigorous activity within 12 hours. Went to ...
6
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3answers
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How to compensate for fermentation heat?

My current method of fermentation temperature management is submerging my carboy into a large bucket of water. I regulate the temperature of my water with ice packs/frozen water bottles to keep it at ...
6
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1answer
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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 ...
6
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1answer
313 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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3answers
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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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4answers
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Temperature swing of 10+ degrees during fermentation

I'm fermenting a porter, and pitched the yeast at about 75°F (24°C) on Sunday night (4 days ago). Lively fermentation started the next day, and though the wort had cooled to about 68°F (20°C) the ...
5
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4answers
908 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 ...
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2answers
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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 ...
5
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2answers
3k 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 ...
5
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2answers
14k views

How to Properly Increase the Temperature of a Batch after Primary Fermentation

I've read tidbits how that after the first 3 days of fermentation, you would ideally raise the temperature of the carboy for the remainder of the brew. How, exactly, does one do this? Say the Wyeast ...
5
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4answers
879 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?
5
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6answers
401 views

Advice for high temperature fermentation (for a beginner)

I'm living in Singapore where the ambient temperature fluctuates between 28 and 33 C most days. In the back of my apartment where I keep my fermentor, the temperature should be pretty stable around 30....
5
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1answer
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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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8answers
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Can I make a "lager" with ale yeast?

On the kegerator website, I found this method to make a "cheat lager": To brew a great “hybrid” lager, I’d recommend using one of the following yeast strains: White Labs WLP001, Wyeast 1056 or ...
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3answers
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Going Below Optimum Yeast Temperatures (For Ale in Particular)

So I understand that going above the optimum yeast temperature specified is a bad thing and will cause major off flavors. But what happens when you go underneath it? For example, I am currently ...
5
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1answer
728 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 1.065/~...
5
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1answer
711 views

Fermenter Heating Belt

Is it worth using? I was thinking of getting one to use on my first fermenter for a german weissbier so that the yeast flavour and aroma is more present in the final result. By how many degrees does ...
5
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1answer
308 views

Is phenol production temperature related or not?

It is well known that ester formation in beer is mainly a factor of temperature. Higher fermentation temperatures produce more esters. (Other factors play a role as well, such as the yeast's genetic ...
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2answers
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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 ...
5
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1answer
543 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 ...
5
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1answer
297 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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3answers
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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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4answers
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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 98deg,...
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3answers
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Does a too low fermentation temperature affect taste?

I currently have 4, 5 gallon batches going. After a bad episode of brewing at a high temperature (72-75°F) for 2 batches, I have gone in the opposite direction and aim for 60*F, and frequently dip ...