Seed Needs, Ruby Star Coneflower (Echinacea purpurea) 25 Seeds Quality Coneflower seeds packaged by Seed Needs. Intended for the current and the following growing season. 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. Ruby Star will produce gorgeous blooms atop foliage that grows up to 3 feet tall. The centers are reminiscent of thistly flowers and measure roughly 2 inches wide in diameter. The flower heads will produce 10 to 12 petals each, displaying their red-purple petals through the summer months. Grown as a perennial flowering plant, Ruby Star Coneflower will establish a deep root system the first year. The plants will later wilt on the surface, due to harsh frosts, only to return the following growing season. Coneflowers have become very popular in landscaping and can often times be found along walkways, driveways and bordering front porches as well. All Coneflower 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.