Hibiscus sabdariffa/Roselle Seeds (~25) by All Good Things Organic Seeds: Certified Organic, Non-GMO, Heirloom, Open Pollinated Seeds from the United States Packet: ~25 seeds (1 gram) Seeds are certified organic by Oregon Tilth: certificate number OT-017423. Non-GMO, Heirloom Variety. 110 days from seed to calyx production. Annual. Grows best from spring to summer in most climates. Our company is located in Ojai, California, United States. Plant Good Seed. Know the Source.