How To Grow Red Yarrow. The soil should be well-drained as yarrow cannot tolerate wet soil. Continue to water container plants regularly when soil surface becomes dry.
The seeds should germinate in 14 to 21 days depending on the conditions. Its low maintenance needs and interesting flat topped blooms which last all su. Light shade is tolerated but best coloring and flowering is obtained in full sun.
Sow seeds in fall or early spring.
Plan to start the seeds indoors 6-8 weeks before your last frost date. Plan to start the seeds indoors 6-8 weeks before your last frost date. Mix it in well. Hang the stems with the flower head.