I don't think so, they don't look like crystals close up. I'm now just wondering if it's not some leftover from not racking enough near the end. This was the first time I tried bentonite and maybe rushed the job.
Started fermentation for 2017 season in November. So probably bottled around May 2018 (did it earlier thank prior years). I believe there were 4-5 rackings between.
Hey all, I've been making red wine for around 4 years now (80 gallon batches) and am hoping you can help me out. The last batch, a Barbera, has been in cool storage in bottles for 9 months or so. Sulfite was around 40-50ppm.
I've been pulling bottles every so often without issue. But just...