Brassica rapa var. parachinesis
Origin: China
Improvement status: Cultivar
Seeds per packet: ~190
Germination tested 09/2025: 89%
Life cycle: Annual
Delicious Chinese vegetable, similar to Chinese broccoli, but for warm seasons. "Choy sum" means "heart of the vegetable." Good for planting in late spring, summer, or early fall.
