>>2389324I would recommend grow bags instead of buckets. In my experience they manage water better. Pic related could be a good way for you to manufacture space. There are some good videos on youtube of people using these succesfully.
https://www.amazon.com/Amazing-Creation-Strawberries-Vegetables-Succulents/dp/B07BSSLGNV/ref=sr_1_11?keywords=vertical+pot&qid=1654907840&sr=8-11>>2389308Cabbage takes a shitload of space. Grow what you want to grow, thats the most important thing, but be aware that cabbage will take up a lot of space and limit the maximization of crop yield from a small patio space.