I soak for up to 2 days maybe 3.
The trick is to not stir the water (they will sink) and let them float the whole time so they dont drown.
Wet your soil to field capacity prior to begin germination and when you see a tail go ahead and sow the seeds.
You may want to ask @curious2garden..
I had a question myself.
Is that koolatron you use rigged up to keep the humidity at 60% humidity?
may you please give us details on your setup, id like to just copycat it.
You can place fan out of ten with the reducer on the inside and connect to thatthose reducers are actually quite long so its not like the od will make a difference since the duct wont pass through the hole just the reducer
Try 5 2 gallon buckets ( homer buckets), they’ll fit in just fine plus its more like 3 gal of soil that fit. In them. Study and around 3 bucks a bucket