Trumpet Vine Seeds! Beautiful! Hummingbird Attractant! 25 Seeds!. Shipped with USPS First Class. Trumpet vine seeds, pack of 25. This plant was my papaw’s and has been in my family for years. Seeds require germination in a warm, humid environment inside before planting. You can also score the side of the seed to expedite germination process. Please research first or direct message me with any questions. This plant is hardy, beautiful, drought resistant and a favorite among hummingbirds and butterflies. Harvested with love, thanks for shopping!