Botanical Name: Brassica rapa subsp. chinensis (hybrid)
Days to Maturity: 50–55 Days
Hardiness: Frost-tolerant biennial usually grown as an annual
Plant Dimensions: 4″ tall and wide
Variety Information: Smooth, leafy blades in a cluster with crisp, pale green stems. ‘Choko’ is a small-type bok choy bred for heat tolerance.