1000+ Yarrow Seeds - Perennial White Flower Wildflower Medicinal Herb Tested on 1-15-2023, 89% Germ. Hardy Zones: 3,4,5,6,7,8,9 1000+ seeds. White yarrow grows up to 3 ft. tall, thrives in full sun and easily establishes in just about any climate. It's easy to grow and medicinal uses are both topical and internal. There are so many reported medicinal uses of a wide variance with this perennial: Wound, Circulatory Menstrual, just to name a few. Oftentimes, white yarrow is used to make medicinal tea. In addition, this perennial wild flower makes for useful and beautiful landscaping--it's truly a wonderful accent to the other colors in the garden. To germinate, start the seeds in a warm and sunny location, keep the soil and seeds moist, ensuring the seeds are snuggly placed into the moisture of the soil but still have access to sunlight. In the germination phase, take care that they don't bury deep into the soil and get fully covered up when you water them. Germination time takes up to 20 days.