Also called napa cabbage, 'One Kilo Slow Bolt' has a delicate flavor, a soft texture in between that of lettuce and regular cabbage, and tight heads have a creamy yellow interior. Grows with ease in fall, and can be sown in spring if care is taken to protect young plants from temperatures of 50°F or below, which may cause plants to bolt. Grows best at 60°-65°F.
Days to Maturity: 50–55 days
Family: Brassicaceae
Native: Unknown
Hardiness: Frost-tolerant biennial, grown as an annual
Plant Dimensions: About 9" tall, 20" wide including lateral leaves; the head is about 11" tall and 7" wide
Variety Info: Outer leaves are green and white with a yellowish-green interior. Leaves have a lightly crinkled texture at maturity and have a sweet flavor. Mature, trimmed heads weigh 2–2 ½ pounds. 'One Kilo Slow Bolt' is a wong bok/napa type cabbage.
Attributes: Good for Containers