Yep! TL2 is required for all the seed runs that go through the box. That is why the original list is TL2 &TL3 only as is your 2nd
@OGTreeSlayer it shows on your Activity this is your first post. You should go here Introduce Yourself @OG (Part 1) . That is where I was greeted 
I read all the link @LemonadeJoe sent me and read lots of grow diaries. I was TL2 in no time.