Can be grown as a ‘baby leaf, or left to mature with thick, succulent stems of white and pale green, plus the unique purple leaf with bright green stems. Pak Choi Tri-coloured Mix produces quick maturing Oriental Pak Choy vegetables rich in Vitamins A and C, folate, calcium and iron with the added antioxidant benefit of red anthocyanadins in the purple leaf variety.Sow seeds March to July, every 3 weeks. Sow seeds thinly, 12mm (½ in) deep, in rows 38cm (15in) apart. Prefers rich, moist soil in full sun.Thin to 1cm (4in) for ‘baby leaf, to 2cm (8in» for larger plants and to 3cm (12in) for fully mature plants. Keep well watered throughout the growing period to avoid bolting and lack of flavour. Harvest ‘baby leaves’ in 3 days, full size from 6 days.