I have romanesco still growing from last year
I have romanesco growing from last year. Will it produce curds this year?
Broccoli is well known to reseed itself, although the resultant heads may be small, or few, or not taste good. Of course, they may also taste even better than the parent plant. I would expect romanesco to act similarly. This article has more information on this fascinating vegetable: https://www.gardeningknowhow.com/edible/vegetables/broccoli/growing-romanesco-broccoli.htm