Yates Vegetable Seed Gai Lan (Chinese Broccoli) SKU: 139090 MODEL: 22618 Error. try again later You've successfully joined the club $ 3 .98 each Available on orders $50 to $1500.More info × Mitre 10 Variants Gai Lan has mild green leaves and succulent stems that retain a crisp tender crunch when cooked. Delicious simply steamed and dressed with oyster sauce, or stir-fried with ginger and garlic. Features and benefits Quick growing. Rich in vitamins. Maturity 8 to 10 weeks.