I guess I should speak to your question. Heat stress can cause some undesirable outcomes. Plant can hermie. Plant can quit the photosynthetic process. Plant can pigtail. Bud quality can suffer.
I think some depends on what phase your crop is in, what strains, and the supplementation of co2. As a general rule 70 to 80 lights on and a bit lower lights off. This is very generic
Good luck
I've not used the water method but it seems popular and effective. When I have used the paper towel method I place them in the same room as my wood stove, on a small plate, with a piece of plastic wrap covering the plate. I get good results. I have also germinated them in a peat type medium with...
The mites will fill your canopy very shortly. Like....you will wake up tomorrow and they will be everywhere. I wish I was an expert but it doesn't look like the septoria. The leasions look different to me. The white does look like PM.
When you ran the mammoth before did you notice a considerable difference from the pre-mammoth grows? The stuff is so damned pricey plus it is a supplement right? So you have the basic nute regimen as well as the mammoth? This shit can get real complicated sometimes
If you are referring to the cotyledons they will remove themselves. See post above for more pointers. We spend a lot of time and money growing leaves and stems - it's called veg. Don't ruin it with defoliation
I've read more about flushing without starting additional threads on the subject which, by the way, has been covered over and over again. I'm not trying to be a jerk but just read the previous 50 threads on flushing and you would have your answer. Unless of course its not the answer you want.
I would not use any of those chemicals on my plants. There has not been enough evidence to point show they are not harmful. Also - after reading and reading and reading many of the posts and questions on this forum I would believe that most users will abuse the products - exactly what Shrubber...