Outsidepride Alyssum Mountain Gold Ground Cover Seed - 10000 Seeds Alyssum Mountain Gold is an evergreen perennial that grows best in USDA Zones: 3 -9. It makes the perfect addition to any flower or rock garden. This low growing heirloom flower has dense foliage and bright yellow blooms that trail over rocks and attract beneficial insects to your garden. Montanum Mountain Gold plants grow 4 -6 inches tall and can handle light shade but prefer full sun and are drought tolerant. Approximately 5,000 Alyssum seeds covers 100 square feet or 4 - 6 seeds per plant. Keep these seeds moist until germination. Our seeds are always Non-GMO and packaged for the current year.