Last year I grew a breed of red cabbage called Kalibos. It never produced a ball head and the loose leaves were variegated green and red. Anyone seen this before?
Cabbages are very promiscuous. Presume it just has a rogue gene in there. Perhaps just a stray pollinator.
I have some interesting crosses between red Russian kale and mustard. Or just maybe a rogue seed. I sowed some kale a couple of years ago and ended up with some great cauliflowers.
When "true" it produces a pointed head like a greyhound but much larger. :wave: