I also think you can go right to 600w. I had my 600w dimmed to 400 without knowing for a couple weeks in veg and turning it back to 600 boosted growth for sure
I might think that the tiny fibers could get down into your leech field and start plugging the holes to drain off your excess water. Hair can do the same thing.
a lot of people on here say hermie sacs are often sterile, idk if that means they dont make seeds or what but i'd just carefully remove it asap with a razor blade or something
i agree with kingpepper, just install a real vent end and be done with it. a pop-out dryer or bathroom vent might work nice but idk if the damp air would rust the spring quicker...
SD is a hybrid strain so bananas are always a possibility, just cut that off and keep it going. They look pretty frosty already, mine have no crystals at all yet but that could be because I have a cheap bulb
Something like this tee'd up from this area?? https://www.amazon.com/Oatey-39017-Sure-Vent-Admittance-Adapter/dp/B0069KCZO4/ref=psdc_3226897011_t1_B000BVMX62