Seed Needs, Night & Day Nasturtium (Tropaeolum Majus) 110 Seeds Non-GMO Quality Nasturtium seeds packaged by Seed Needs. Packets are 3.25" wide by 4.50" tall and come with a full colored illustration on the front side, as well as detailed sowing instructions on the reverse. The 2 to 3 inch flowers of Night & Day, bloom through the summer months, attracting an array of beneficial insects to the garden. These plants will grow to a mature height of roughly 12 to 18 inches tall, making them a great selection for pots & containers, window boxes and raised beds as well. Categorized as an annual flowering plant, Night and Day Nasturtium will grow quickly from freshly harvested seeds. The plants will then bloom profusely, during the summer months, and will later wilt with the first killing frost. All Nasturtium seeds sold by Seed Needs are Non-GMO based seed products and are intended for the current & the following growing season. All seeds are produced from open pollinated plants, stored in a temperature controlled facility and constantly moved out due to popularity.