Thanks everyone for your thoughts. As the plants are so huge and overwhelming the other ‘proper’ artichoke plants, I think my best plan will be to give up and reluctantly consign them to the compost heap.

Last year I started my new vegetable garden in my new home. At my previous home I grew globe artichokes as everyone loves them. I was given 4 globe artichoke suckers of unknown variety which I planted out. At the same time I planted and grew Violet de Provence and Gros Vert de Leon artichokes from s...