I think you could do more to get your bottom drain right by simply perforating it. The plants are doing well, especially the roots. Also try to keep an eye on pH.
I hope the following chart helps you.
Decarboxylation Temperatures and Times: What you need to know?
Temperature Heating Mode Plant Material Time Kief / Hash Time
310F Oven 10 – 18 minutes 5 – 10 minutes
250F Hot oil bath...