Asparagus: Once established, asparagus can produce spears for up to 20 years, making it a reliable perennial vegetable in the garden.
Rhubarb: Known for its tart flavor, rhubarb is a hardy perennial that thrives in cooler climates. The stalks are harvested in spring and early summer.
Artichokes: Both globe and Jerusalem artichokes are perennial options. Globe artichokes produce edible flower buds, while Jerusalem artichokes (sunchokes) provide tubers.
Horseradish: This spicy root vegetable is a perennial that can be harvested as needed, with new growth appearing each year.
Sorrel: A leafy green with a tangy, lemony flavor, sorrel is a perennial herb that regrows each spring.
Chives: A member of the onion family, chives are a perennial herb with grass-like leaves that regrow each year.
Radicchio: This bitter leafy green is a perennial that can survive mild winters, providing fresh leaves for salads or cooking year-round.