I had a full pack of cement shoes S1 all but one popped with small taproots, but then nothing else happened. All 'died'...
Here is my process for seeds:
Float-Tek with distilled water
When I see a split and very small taproot into cotton pad/paper towel with same water and glass OXO...
Idk but both king Sherb and black cherry punch were both quite stretchy I tend to top twice and then bend through a trellis I am to keep the canopy as level as possible ha!