awarded The Rhs Award Of Garden Meritsatisfying Superfood 30 Potential Heads, Plus Sideshoots To Bootcalabrese Marathon F1 Takes The Lead For Performance, Quality & Harvest. Marathon Gives You Medium-sized, Uniform, Dense Heads Of Turquoise beads On Robust Plants That Thrive In Both Heavy & Light Soils & Loam, Given Full Sun. Marathon Performs So Well, Is Vigorous In Growth & Is Slow To Run To Seed- Great News For Vegetable Growers In Cold Regions Of The Country Where Bolting Can Be A Problem.ready In About 13 Weeks After Germination Sow In Early Spring For A Summer Crop Or In Early Summer For Calabrese Ready In Autumn. We Recommend You Cut The Central Head After Around 13 Weeks So You Encourage Lots Of Side Spears To Appear Afterwards.marathon Is A Healthy ‘superfood Jam-packed With Vitamins, Iron & Vital Micro-nutrients. Suitable For Freezing For Supplies Through The Winter & Following Spring. Give Yourself A Satisfying Store Of This Superfood To Last You Through The Year.we Recommend You Use Netting Or Bird Scarers When Planting Out, As You Would Other Brassicas.