These are the hardest vegetables to grow in the UK or similar climate zones. Where you have the wrong soil, not enough shade or daylight hours, or periods of frost, or even drought. Then these sensitive crops will fail.
When looking at cut and come again we have Evergreen and Herbaceous herbs to take into account. The evergreen type will take a good prune and harvest through the growing season, with a general trim before the dormant Winter. Herbaceous herbs will thrive with regular pinching out of new growth.
There are differences in height, spread and flowering from spikes to inter leaf flowers. You will find that both lavender and rosemary are a great addition to a sunny garden with free draining soil, but lavender will be used more in sweet dishes and rosemary in savory.
In general chickens will avoid foods and plants that are poisonous to them and nature gives us all a clue with their bitter taste. That said it is always advisable to remove any risk and certainly take these plants out of their free ranging area.
Gardening is pretty zero waste to begin with. From making your own compost to organic slug control methods and reducing food miles by growing your family meals. Reusing old wellies with holes in or repurposing a chipped teapot as a birdhouse.
Cardoon is sometimes called an artichoke-thistle due to it’s close likeness. Grown as an annual this tender perennial can be a center-piece of a garden growing to 1.2m (4 feet) in height with a 60cm (2 feet) spread. From sowing to harvest expect a 120-150 day wait.