Michihli Cabbage Seeds 1340 Heirloom Vegetable. Dark green exterior leaves hide a solid interior of beautifully blanched spicy tasting leaves that are tender and crisp. Heads have a pronounced taper towards the tip and average 45 cm (18″) high and 10 cm (4″) in diameter. Very large, spicy leaves are produced prior to heading-up. Best grown late summer into fall. Optimum Growing Conditions are cool days 12 – 21 C (55-70°F) with cool to cold nights 4 – 10 C (40-50°F).
How to Grow
300 seed/gram. Sow seed indoors in a soil-less mix 5 weeks before last frost date. Sow seed 6 mm (1/4″) deep and keep at 20 C (70 F) for the 7-10 day germination period. Grow on at a slightly cooler temperature then harden off and plant outside in late May. Space plants 45 cm (18″) apart in rows with the rows 75 cm (30″) apart. Spring to summer crops will not form dense heads. For better results plant in late summer for fall harvests. Optimum Growing Conditions: Cool days 12 – 21 C (55-70°F) with cool to cold nights 4 – 10 C (40-50°F).