Outsidepride Nasturtium Spitfire Vine Plant Seed - 400 Seeds This nasturtium spitfire grows as an annual vining, flowering plant in USDA zones 3 - 10 Nasturtiums, also known as Tropaeolum Majus, blooms profusely all summer long with beautiful orange flowers. This variety will produce 2 to 3 inch wide unique flowers in wonderful orange shades. These climbing, vining plants will reach a mature height of 60 inches and spread approximately 12 inches wide and are deer resistant. Sow 1 to 2 annual seeds per plant or 3 to 4 pounds per 1,000 square feet for a dense display of these trailing heirloom flowers.