Marathon Produces Medium Size, Uniform, Dense Heads Of Blue-green beads On Sturdy Plants. broccoli Marathon Will Grown Well In Almost Any Soil & Under Any Conditions.plants Despatched Late July For Cutting Late Sept Onwards.calabrese Has A Flavour That Some Find A Little Milder Than Sprouting Broccoli. Add To That A Shorter Growing Season & It Makes An Ideal Vegetable For Those Who Like Quicker Results.just Like Sprouting Broccoli, This ‘superfood Is Packed Full Of Cancer-fighting Properties, Vitamins, Iron & Other Health-giving Benefits.like All Young Brassicas, It Is Advisable To Use Netting Or Bird Scarers When Planting Out To Avoid Damage From Pigeons.for The Very Best Results From Your Brassicas Use Pre-planting Brassica Fertiliser To Give Your Crops A Boost.