These plants - originally kalettes and purple sprouting broccoli - now interbred and self seeded have fed us with this wonderful food daily for several months so far this year and will go on doing so for several more months. We never tire of it. The stalks taste as good as asparagus and the green is very tasty. The early bumblebees, when they emerge, will feast on the flowers that open. So don’t pull up the old plants and they will feed you and the bees and will self seed