Best Cut Flower Seeds to Grow TikTok Fall Garden Eight Seed Collection IKEA KORKGRAN hanging planter, indoor outdoor galvanized, 10 Lily of the Valley Cactus and Succulent Growing Guides and Tips Gardener's Path The best annual flowers aren't really annuals. They bloom, drop seed, and come back the following spring without being replanted not because the plant survives winter, but because the seeds do.