100 Saffron Crocus Corms "Seed" Corms - Medium Size - Approximately 1/2 Pound 100 Medium Fresh Corms - "Seeds" - Approximately 1/2 Pound Late Fall Blooming. Perennial. Plant Upon Receipt. Starts growing in September. Water after planting in September. Sold by Marde Ross & Company, a Licensed California Nursery since 1985