Not only will this excellent variety provide a good crop of tasty white roots (which can be as large as turnips!), the edible pale green pods will add a spicy touch to salads. Roots store well for winter use. Summer Variety.. Average Packet Contents 350 seeds. Sow in succession March-September in a cool moist position & thin early. For sweet, crisp roots water well in dry weather. (5-8 weeks maturity.).... HEALTH BENEFITS: High in vitamin C & potassium, & contains sulphur compounds. CULINARY TIPS: Adds colour to the salad bowl.